Handbook · Reference · Blockly · Block index

Blockly block index

Where in the UI. Scripts tab toolbox. Use the filter on this page or your browser’s find-in-page.

426 blocks from the editor toolbox at build time. Type in the filter to narrow by block id, toolbox category, readable label, or purpose. Each row links to the category page for context.

Stock Variables and Functions flyouts have no fixed block ids — Blockly generates those from names on your workspace. See Variables (stock) and Functions (stock).

Block id	Toolbox	Read as	Purpose
`containd_add_duration_to_iso`	Date and time	add duration to iso	callHost(addDurationToIso)
`containd_align_canvas_items`	Canvas	align canvas items	Edge-align items from an item-ref list (e.g. child item refs). Not the Sort/Align modal — use “align all children” for column/row/snap.
`containd_align_layout_all_canvas_items`	Canvas	align layout all canvas items	Align tab: column/row pack or snap-to-grid for every child. Snap size appears only for snap-to-grid. Not edge-align.
`containd_align_layout_canvas_items`	Canvas	align layout canvas items	Align tab for a subset. Plug an item-ref list; leave empty = all children. Snap size only for snap-to-grid.
`containd_animate_items`	Canvas	animate items	callHost(animateItems)
`containd_animate_items_to`	Canvas	animate items to	callHost(animateItems) with runtime target coordinates
`containd_append_table_row`	Table	append table row	values list order must match table columns; host coerces types
`containd_apply_element_defaults_on_bound_item`	Items	apply element defaults on bound item	item fields, categories, or both
`containd_apply_element_defaults_on_item`	Items	apply element defaults on item	callHost(applyElementDefaults) with itemId — requires write.relatives when not bound item
`containd_apply_mutations`	Items	apply mutations	JSON array of mutation records
`containd_apply_svg_shape_settings_patch`	Data	apply svg shape settings patch	Merge patch into svgShapeSettings on bound item (callHost getItemData/setItemData)
`containd_apply_svg_shape_settings_patch_on_item`	Data	apply svg shape settings patch on item	Merge patch into svgShapeSettings on target item — requires write.relatives when not bound
`containd_apply_title_style_patch`	Data	apply title style patch	Merge patch into defaultTitleStyle on bound item (callHost getItemData/setItemData)
`containd_apply_title_style_patch_on_item`	Data	apply title style patch on item	Merge patch into defaultTitleStyle on target item — requires write.relatives when not bound
`containd_apply_web_share_policies_patch`	Data	apply web share policies patch	Merge patch into webSharePolicies on bound item (callHost getItemData/setItemData)
`containd_apply_web_share_policies_patch_on_item`	Data	apply web share policies patch on item	Merge patch into webSharePolicies on target item — requires write.relatives when not bound
`containd_apply_wire_style_patch`	Graph	apply wire style patch	Apply a wire-style patch to one wire (needs write.graph). Empty / all-unchanged patches are no-ops.
`containd_bound_item_id`	Tree	bound item id	Numeric id of the script bound item (onCreate / action handler context)
`containd_call_host_advanced`	Advanced	call host advanced	Generic callHost with JSON args object
`containd_call_shared_function`	Shared functions	call shared function	Call a project-wide shared Blockly function
`containd_cancel_animation`	Canvas	cancel animation	callHost(cancelAnimation)
`containd_cancel_reminder`	System	cancel reminder	Cancels the OS notification and deletes the reminder by reminderId.
`containd_cancel_schedule`	Canvas	cancel schedule	callHost(cancelSchedule)
`containd_category_property_has_value`	Data	category property has value	True when the bound item resolves a value (stored or static default) for the property
`containd_category_property_has_value_on_item`	Data	category property has value on item	True when the given item resolves a value for the property — item socket accepts numeric id or ItemRef
`containd_change_canvas_level`	Canvas	change canvas level	callHost(changeCanvasLevel)
`containd_class_id`	Class	class id	Project class id — every class in the project, including those not attached to this template. Plug into item has class, or replace with a text block to type any id.
`containd_class_variable_exists`	Class	class variable exists	True when the class-authored key is stored on the active item.
`containd_class_variable_exists_on_item`	Class	class variable exists on item	True when the class-authored key is stored on the given item.
`containd_clear_table`	Table	clear table	remove all rows; column schema unchanged
`containd_compare_iso`	Date and time	compare iso	callHost(compareIso)
`containd_compute_plot_from_lists`	Statistics	compute plot from lists	build a plot result object (pass to “show plot result”).
`containd_compute_plot_from_lists_multi`	Statistics	compute plot from lists multi	multi-trace result object (pass to “show plot result”).
`containd_connect_items`	Graph	connect items	Create a graph wire from source to target (needs write.graph). Bound item must be source or target. Use 0 for bound item id. Fires onGraphChange. For wire appearance, use wires-of-item + set wire blocks.
`containd_convert_quantity`	Units	convert quantity	returns converted numeric value (unit/converted via advanced callHost)
`containd_create_canvas_screenshot`	Media	create canvas screenshot	TBD, host not implemented
`containd_create_child_item`	Items	create child item	callHost(createChildItem) → itemId
`containd_create_child_on_bound_item`	Items	create child on bound item	callHost(createChildItem) on bound item → itemId
`containd_create_child_on_bound_item_by_id`	Items	create child on bound item by id	callHost(createChildItem) on bound item with explicit template/element ids → itemId
`containd_create_child_under_item`	Items	create child under item	callHost(createChildItem) with parentId → itemId
`containd_create_child_under_item_by_id`	Items	create child under item by id	callHost(createChildItem) with parentId and explicit template/element ids → itemId
`containd_create_datetime_from_parts`	Date and time	create datetime from parts	month 1–12; hour/minute/second default 0; returns ISO
`containd_create_empty_table_row`	Table	create empty table row	list of nulls matching column count (fill then append/set)
`containd_create_empty_table_row_on_item`	Table	create empty table row on item	callHost(createEmptyTableRow) with itemId — accepts numeric id or ItemRef; requires read.relatives when not bound item
`containd_create_item`	Items	create item	callHost(createItem) → itemId
`containd_create_item_extended`	Items	create item extended	create item extended source … template … element … title … parent … interactive … AI … language … defer lifecycle … onCreated script … onAiComplete script … prompt context … defaults JSON … media uris JSON … category ids JSON …
`containd_create_item_extended_json`	Items	create item extended json	callHost(createItemExtended) with full JSON request → itemId
`containd_create_qr_code`	Media	create qr code	TBD, host not implemented
`containd_create_root_list`	Items	create root list	callHost(createItem) with parentId null → itemId
`containd_create_root_list_by_id`	Items	create root list by id	callHost(createItem) with parentId null and explicit template/element ids → itemId
`containd_data_series_source_id`	Statistics	data series source id	Read .sourceId (string) from a listAvailableDataSources descriptor.
`containd_data_series_x_list`	Statistics	data series x list	Extract X array from a “data series for source id” result.
`containd_data_series_y_list`	Statistics	data series y list	Extract Y array from a “data series for source id” result.
`containd_data_source_label`	Statistics	data source label	Read .label (string) — human display name for listView / plot title.
`containd_data_source_prop`	Statistics	data source prop	Read one field from a listAvailableDataSources descriptor (DEC-076).
`containd_delete_class_variable`	Class	delete class variable	class-authored key dropdown
`containd_delete_class_variable_on_item`	Class	delete class variable on item	callHost(deleteItemVariable) with itemId — class-authored key dropdown
`containd_delete_item_variable`	Data	delete item variable	removes key from itemVariablesJson
`containd_delete_item_variable_on_item`	Data	delete item variable on item	callHost(deleteItemVariable) with itemId
`containd_delete_local_state`	Data	delete local state	callHost(deleteLocalState)
`containd_diff_iso_days`	Date and time	diff iso days	callHost(diffIsoDays)
`containd_disconnect_items`	Graph	disconnect items	Remove a graph wire between source and target (needs write.graph). Bound item must be source or target. Use 0 for bound item id. Fires onGraphChange. No-op when the edge is missing.
`containd_dispatch_action`	Actions	dispatch action	requires scripts.invoke
`containd_encoded_select_build`	Containd text helpers	encoded select build	Build encoded stringSelect value: selected;option1;option2;...
`containd_encoded_select_options`	Containd text helpers	encoded select options	Read option list (indices 1..n) from encoded stringSelect value
`containd_encoded_select_selected`	Containd text helpers	encoded select selected	Read selected value (index 0) from encoded stringSelect value
`containd_ensure_internal_product_code`	Tree	ensure internal product code	fill internalProductCode if empty (same as label create); no-op if already set; use 0 for bound item
`containd_enum_index_to_value`	Layouts	enum index to value	callHost(listEnumOptions) then map 0-based index → option id (empty if out of range).
`containd_enum_option_field`	Layouts	enum option field	Read one field from a listEnumOptions option object.
`containd_enum_option_id`	Layouts	enum option id	Stable enum option id string for the selected category enum property
`containd_enum_value_to_index`	Layouts	enum value to index	callHost(listEnumOptions) then map option id → 0-based index (−1 if not found).
`containd_evaluate_expression`	System	evaluate expression	requires scripts.invoke
`containd_export_inventory_report`	Files	export inventory report	callHost(exportInventoryReport)
`containd_extract_table_column`	Table	extract table column	flat row-ordered values list (timestamp cells are epoch ms)
`containd_extract_table_column_on_item`	Table	extract table column on item	callHost(extractTableColumn) with itemId — accepts numeric id or ItemRef; requires read.relatives when not bound item
`containd_format_iso`	Date and time	format iso	callHost(formatIso)
`containd_format_item_link`	Text	format item link	Build [[item:id\|label]] rich text markup
`containd_format_mailto_link`	Text	format mailto link	Build [[mailto:…]] rich text markup
`containd_format_tel_link`	Text	format tel link	Build [[tel:…\|label]] rich text markup
`containd_format_url_link`	Text	format url link	Build [[url:…\|label]] rich text markup
`containd_get_ai_credits`	AI	get ai credits	callHost(getAiCredits)
`containd_get_current_weekday_index`	Date and time	get current weekday index	0=Sun … 6=Sat
`containd_get_current_weekday_name`	Date and time	get current weekday name	Eng short Sun…Sat
`containd_get_data_series`	Statistics	get data series	callHost(getDataSeries) → { xList, yList, label, … } for one catalog sourceId.
`containd_get_data_source`	Statistics	get data source	callHost(getDataSource) → catalog descriptor for one sourceId (DEC-076).
`containd_get_datetime`	Date and time	get datetime	callHost(getCurrentDateTime)
`containd_get_datetime_part`	Date and time	get datetime part	month is 1–12; timezone local\|utc
`containd_get_element_display_name`	Layouts	get element display name	omit element id to use the current element; app locale
`containd_get_element_display_name_on_item`	Layouts	get element display name on item	callHost(getElementDisplayName) with itemId
`containd_get_item_element_id`	Layouts	get item element id	current item templateElementId
`containd_get_item_element_id_on_item`	Layouts	get item element id on item	callHost(getItemElementId) with itemId — requires read.relatives when not bound item
`containd_get_item_ref_by_uuid`	Tree	get item ref by uuid	callHost(getItemRefByUuid) → item id for collectionShareId UUID (0 when not found)
`containd_get_item_uuid`	Tree	get item uuid	collectionShareId for the item (mints if missing); use 0 for bound item
`containd_get_last_weekday_before`	Date and time	get last weekday before	on-or-before (passthrough if same day); preserves clock time; returns ISO
`containd_get_layout_display_name`	Layouts	get layout display name	omit layout id to use the live layout; app locale
`containd_get_layout_display_name_on_item`	Layouts	get layout display name on item	callHost(getLayoutDisplayName) with itemId
`containd_get_next_weekday_after`	Date and time	get next weekday after	on-or-after (passthrough if same day); preserves clock time; returns ISO
`containd_get_original_item_ref`	Tree	get original item ref	callHost(getOriginalItemRef) → original item id for a placeholder (0 if not a placeholder / missing); use 0 for bound item
`containd_get_parent_item_ref`	Tree	get parent item ref	callHost(getParentItemRef) → parent item id (0 if none); use 0 for bound item
`containd_get_reminder`	System	get reminder	Loads ReminderView for an id. Plug into “reminder … property” to read title, wasFired, etc.
`containd_get_reminder_id_for_timer`	System	get reminder id for timer	Looks up the OS reminder linked when the countdown was started with create reminder = true.
`containd_get_root_item_ref`	Tree	get root item ref	callHost(getRootItemRef) → item id (0 if missing); use 0 for the bound item
`containd_get_table_column_types`	Table	get table column types	type strings (string/int/double/timestamp/color)
`containd_get_table_column_types_on_item`	Table	get table column types on item	callHost(getTableMeta) column types with itemId — accepts numeric id or ItemRef; requires read.relatives when not bound item
`containd_get_table_columns`	Table	get table columns	returns column id strings in schema order
`containd_get_table_columns_on_item`	Table	get table columns on item	callHost(getTableMeta) column ids with itemId — accepts numeric id or ItemRef; requires read.relatives when not bound item
`containd_get_table_headers`	Table	get table headers	localized header labels in column order
`containd_get_table_headers_on_item`	Table	get table headers on item	callHost(getTableMeta) headers with itemId — accepts numeric id or ItemRef; requires read.relatives when not bound item
`containd_get_table_meta_max_rows`	Table	get table meta max rows	callHost(getTableMeta).value.maxRows
`containd_get_table_meta_max_rows_on_item`	Table	get table meta max rows on item	callHost(getTableMeta).value.maxRows with itemId — accepts numeric id or ItemRef; requires read.relatives when not bound item
`containd_get_table_row`	Table	get table row	one row as a list at 0-based index
`containd_get_table_row_count`	Table	get table row count	callHost(getTableRowCount).value.rowCount
`containd_get_table_row_count_on_item`	Table	get table row count on item	callHost(getTableRowCount) with itemId — accepts numeric id or ItemRef; requires read.relatives when not bound item
`containd_get_table_row_on_item`	Table	get table row on item	callHost(getTableRow) with itemId — accepts numeric id or ItemRef; requires read.relatives when not bound item
`containd_get_table_rows`	Table	get table rows	2D list of all rows (column order)
`containd_get_table_rows_on_item`	Table	get table rows on item	callHost(getTableRows) with itemId — accepts numeric id or ItemRef; requires read.relatives when not bound item
`containd_get_timer`	System	get timer	Loads one timer’s live state (TimerView object).
`containd_get_timer_id_for_reminder`	System	get timer id for reminder	Reverse link: which timer created this reminder (if any).
`containd_hex_color_to_int`	Math	hex color to int	Pack #RRGGBB / #RRGGBBAA (alpha last) to unsigned 32-bit 0xRRGGBBAA.
`containd_import_image`	Media	import image	callHost(importImageToItem) on bound item — gallery or camera; returns imageUri (null if cancelled)
`containd_import_image_on_item`	Media	import image on item	callHost(importImageToItem) with itemId — gallery or camera; returns imageUri (null if cancelled)
`containd_int_to_hex_color`	Math	int to hex color	Unpack unsigned 32-bit 0xRRGGBBAA to #RRGGBB (opaque) or #RRGGBBAA.
`containd_is_layout_enabled`	Layouts	is layout enabled	true when allowLayoutEnableDisable is off or the mask bit is 1; reserved variable _layoutEnabled
`containd_is_layout_enabled_by_id`	Layouts	is layout enabled by id	callHost(isLayoutEnabled) by layout id
`containd_is_layout_enabled_by_id_on_item`	Layouts	is layout enabled by id on item	callHost(isLayoutEnabled) by id with itemId
`containd_is_layout_enabled_on_item`	Layouts	is layout enabled on item	callHost(isLayoutEnabled) with itemId — requires read.relatives when not bound item
`containd_item_exists`	Tree	item exists	true when the item row exists; use 0 for bound item
`containd_item_has_category`	Data	item has category	True when categories[] on the bound item includes the category id
`containd_item_has_category_on_item`	Data	item has category on item	True when categories[] on the given item includes the category id — item socket accepts numeric id or ItemRef (e.g. parent_ref)
`containd_item_has_class`	Class	item has class	true when the bound item element has the class attached or via inheritance. Plug a class picker or type any class id string. Membership is resolved on the target item’s template.
`containd_item_has_class_on_item`	Class	item has class on item	callHost(itemHasClass) with itemId — use 0 for bound item; requires read.relatives for other items. Plug a class picker or type any class id string.
`containd_item_has_element`	Layouts	item has element	true when the bound item uses this element id
`containd_item_has_element_on_item`	Layouts	item has element on item	callHost(itemHasElement) with itemId — requires read.relatives when not bound item
`containd_item_has_timer`	System	item has timer	Quick check for timers on the item running this script.
`containd_item_has_timer_on_item`	System	item has timer on item	Same as “this item has timer”, for another item.
`containd_item_id_at_index_in_ref_list`	Loops	item id at index in ref list	Read one id from a tree/graph item id list (also accepts legacy ItemRef[]). Plug into ContaindData “… on item”.
`containd_item_id_at_index_in_ref_list`	Tree	item id at index in ref list	Read one id from a tree/graph item id list (also accepts legacy ItemRef[]). Plug into ContaindData “… on item”.
`containd_item_id_from_item_ref`	Tree	item id from item ref	Usually unnecessary — tree/graph lists already return numbers. Compat: coerces a legacy ItemRef or bare number via __resolveItemId.
`containd_item_is_placeholder`	Tree	item is placeholder	true when originalId > 0; use 0 for bound item
`containd_item_is_root`	Tree	item is root	True when the item has no parent; use 0 for the bound item
`containd_item_ref_list_last_index`	Loops	item ref list last index	Last valid index (length − 1) for controls_for: from 0, to this value, by 1. Returns 0 when list is empty.
`containd_item_ref_list_last_index`	Tree	item ref list last index	Last valid index (length − 1) for controls_for: from 0, to this value, by 1. Returns 0 when list is empty.
`containd_item_ref_list_length`	Loops	item ref list length	Array length for child/sibling/graph/placeholder/root item id lists
`containd_item_ref_list_length`	Tree	item ref list length	Array length for child/sibling/graph/placeholder/root item id lists
`containd_item_variable_exists`	Data	item variable exists	True when the key is stored on the active item (getItemVariable type is set).
`containd_item_variable_exists_on_item`	Data	item variable exists on item	True when the key is stored on the given item.
`containd_join_strings`	Containd text helpers	join strings	Join a list of strings with a delimiter. Type \ / \\r / \\t in a text block for real newline/CR/tab (same unescape as split).
`containd_lap_stopwatch`	System	lap stopwatch	Records a lap on a running stopwatch (no-op / error on countdowns).
`containd_launch_ai_chat`	AI	launch ai chat	TBD, host not implemented
`containd_list_asort`	Statistics	list asort	callHost(listAsort) → [sortedValues[], indices[]]
`containd_list_available_data_sources`	Statistics	list available data sources	callHost(listAvailableDataSources) → array of catalog descriptors (DEC-076).
`containd_list_child_item_refs`	Tree	list child item refs	callHost(listChildItemRefs) → number[] of direct child ids; use 0 for bound item
`containd_list_convertible_units`	Units	list convertible units	returns same-dimension unit ids excluding the input (empty if unknown)
`containd_list_convolve`	Statistics	list convolve	FIR folding; same (default) or full
`containd_list_correlate_series`	Statistics	list correlate series	[r, p, xFirst, xLast, n] or empty list if insufficient data
`containd_list_correlation`	Statistics	list correlation	{ r, p, n } Pearson correlation
`containd_list_correlation_p`	Statistics	list correlation p	two-tailed p-value
`containd_list_correlation_r`	Statistics	list correlation r	Pearson r coefficient
`containd_list_cross_correlation`	Statistics	list cross correlation	correlation values list (-maxLag…+maxLag); leave max lag empty for full range
`containd_list_cross_correlation_lags`	Statistics	list cross correlation lags	lag index list matching the values list
`containd_list_cumulative_sum`	Statistics	list cumulative sum	running sum (non-finite → NaN gap)
`containd_list_dft`	Statistics	list dft	[magnitude[], phaseRadians[]]
`containd_list_element_layout_ids`	Layouts	list element layout ids	cyclable layout ids; omit element id to use the current element
`containd_list_element_layout_ids_on_item`	Layouts	list element layout ids on item	callHost(listElementLayoutIds) with itemId — omit element id for current element
`containd_list_enum_option_ids`	Layouts	list enum option ids	callHost(listEnumOptions) → string[] of option ids in definition order.
`containd_list_enum_options`	Layouts	list enum options	callHost(listEnumOptions) → array of { id, displayName, color?, icon? }.
`containd_list_fft`	Statistics	list fft	zero-pad to power of 2 → [magnitude[], phaseRadians[]]
`containd_list_five_number_summary`	Statistics	list five number summary	[min, Q1, median, Q3, max]
`containd_list_graph_edges`	Graph	list graph edges	List graph wires for styling (not neighbor id lists), including wires owned by placeholder seats. Use 0 for the bound item. Loop with wire at index → set color / peer item id. For ContaindData on neighbors, prefer outgoing/incoming graph item ids instead.
`containd_list_idft`	Statistics	list idft	spectrum [mag[], phase[]] → real time series
`containd_list_ifft`	Statistics	list ifft	power-of-2 spectrum [mag[], phase[]] → real time series
`containd_list_incoming_item_refs`	Graph	list incoming item refs	number[] of original items that wire INTO this item or any of its placeholders (needs read.graph). Use 0 for bound item. Originals only (placeholder seats resolve to originals).
`containd_list_interpolate`	Statistics	list interpolate	resample y1 onto x2 → y2; empty list if cannot interpolate
`containd_list_item_classes`	Class	list item classes	effective Template Class ids for the bound item (attached + ancestors)
`containd_list_item_classes_on_item`	Class	list item classes on item	use 0 for bound item; requires read.relatives for other items
`containd_list_item_properties_by_type`	Data	list item properties by type	callHost(listItemPropertiesByType) on the bound item (DEC-076).
`containd_list_item_properties_by_type_on_item`	Data	list item properties by type on item	callHost(listItemPropertiesByType) for another item (needs read.relatives).
`containd_list_item_reminders`	System	list item reminders	List of reminderId strings for the current item.
`containd_list_item_reminders_on_item`	System	list item reminders on item	List of reminderId strings for that item. Returns [] when none. Requires notifications.read.
`containd_list_item_scripts`	Class	list item scripts	script ids exposed via trigger-api on this item
`containd_list_item_scripts_by_prefix`	Class	list item scripts by prefix	matches script.id prefix on this item
`containd_list_item_scripts_by_prefix_on_item`	Class	list item scripts by prefix on item	use 0 for bound item
`containd_list_item_scripts_on_item`	Class	list item scripts on item	use 0 for bound item; requires read.relatives for other items
`containd_list_item_timers`	System	list item timers	All timers on the item running this script.
`containd_list_item_timers_on_item`	System	list item timers on item	All timers on another item.
`containd_list_linear_regression`	Statistics	list linear regression	{ slope, intercept, r2, r, p, n }
`containd_list_linear_regression_intercept`	Statistics	list linear regression intercept	.intercept
`containd_list_linear_regression_p`	Statistics	list linear regression p	.p
`containd_list_linear_regression_r`	Statistics	list linear regression r	.r
`containd_list_linear_regression_r2`	Statistics	list linear regression r2	.r2
`containd_list_linear_regression_slope`	Statistics	list linear regression slope	.slope
`containd_list_max`	Statistics	list max	callHost(listMax) → [value, index]
`containd_list_mean`	Statistics	list mean	mean of finite numeric list values
`containd_list_median`	Statistics	list median	median of finite numeric list values
`containd_list_min`	Statistics	list min	callHost(listMin) → [value, index]
`containd_list_moving_average`	Statistics	list moving average	forward or filtfilt bidirectional
`containd_list_outgoing_item_refs`	Graph	list outgoing item refs	number[] of original items this item wires TO, including edges stored on any of its placeholders (needs read.graph). Use 0 for bound item. Loop and plug ids into ContaindData “… on item”. Prefer this over wires-of-item when you need data, not style.
`containd_list_overlap_range`	Statistics	list overlap range	[start, end] or empty list if no overlap
`containd_list_placeholder_item_refs`	Tree	list placeholder item refs	callHost(listPlaceholderItemRefs) → number[] of placeholders for the canonical original; use 0 for bound item
`containd_list_range`	Statistics	list range	{ min, max } object
`containd_list_reverse`	Statistics	list reverse	shallow reverse of any list
`containd_list_root_item_refs`	Tree	list root item refs	callHost(listRootItemRefs) → number[] of top-level location root ids
`containd_list_sibling_item_refs`	Tree	list sibling item refs	callHost(listSiblingItemRefs) → number[] same parent excluding self; use 0 for bound item
`containd_list_spectrum_magnitude`	Statistics	list spectrum magnitude	Index 0 of [magnitude[], phase[]] spectrum list
`containd_list_spectrum_phase`	Statistics	list spectrum phase	Index 1 of [magnitude[], phase[]] spectrum list (radians)
`containd_list_std_dev`	Statistics	list std dev	sample standard deviation
`containd_list_sum`	Statistics	list sum	sum of finite numeric list values
`containd_list_t_test`	Statistics	list t test	independent two-sample Student t { t, p, df, n1, n2 }
`containd_list_t_test_one_sample`	Statistics	list t test one sample	one-sample Student t { t, p, df, n }
`containd_list_t_test_paired`	Statistics	list t test paired	paired Student t { t, p, df, n }
`containd_list_template_element_ids`	Layouts	list template element ids	element ids on the item template (definition order)
`containd_list_template_element_ids_on_item`	Layouts	list template element ids on item	callHost(listTemplateElementIds) with itemId — requires read.relatives when not bound item
`containd_list_to_csv`	Files	list to csv	1D list → single column; 2D list → rows. Optional headers list becomes the first CSV line.
`containd_list_transpose`	Statistics	list transpose	rows→columns; ragged pads null; scalars = 1-cell rows
`containd_list_unique`	Statistics	list unique	callHost(listUnique) → [uniqueValues[], indices[]]
`containd_list_units`	Units	list units	returns array of unit catalog entries
`containd_list_values_indices_indices`	Statistics	list values indices indices	Index 1 of an asort/unique result [values[], indices[]] — original 0-based positions.
`containd_list_values_indices_values`	Statistics	list values indices values	Index 0 of an asort/unique result [values[], indices[]].
`containd_lists_append`	Lists	append	Append all items from the source list onto the target list in place
`containd_lists_concat`	Lists	concat	Join two lists into a new list (does not modify the inputs)
`containd_local_state_exists`	Data	local state exists	True when the key is present in the ephemeral session bag (getLocalState.found).
`containd_log_script`	System	log script	callHost(logScript)
`containd_move_canvas_items`	Canvas	move canvas items	callHost(moveCanvasItems)
`containd_move_item_to_trash`	Items	move item to trash	silent delete to trash by default; requires write.item
`containd_multiline_line_at`	Containd text helpers	multiline line at	Split multiline text by newline and return one line (0-based index)
`containd_mutate_graph`	Advanced	mutate graph	Advanced escape hatch: raw mutateGraph operations JSON. Prefer friendly wire blocks for styling.
`containd_navigate`	Navigation	navigate	callHost(navigate)
`containd_open_barcode_scanner`	Device	open barcode scanner	callHost(openBarcodeScanner) → code
`containd_open_deep_link`	Navigation	open deep link	callHost(openDeepLink)
`containd_open_link`	Navigation	open link	callHost(openLink)
`containd_open_search`	Navigation	open search	callHost(openSearch)
`containd_open_statistics`	Statistics	open statistics	basic mode
`containd_open_statistics_category_property`	Statistics	open statistics category property	category-property mode
`containd_open_statistics_item_field`	Statistics	open statistics item field	item-field mode
`containd_open_website`	Navigation	open website	callHost(openWebsite)
`containd_parent_category_property_has_value`	Relatives	parent category property has value	True when the parent item resolves a value (stored or static default) for the property
`containd_parent_has_category`	Relatives	parent has category	True when the bound item parent has the category id in categories[]
`containd_patch_graph_edge`	Advanced	patch graph edge	Advanced escape hatch: patch one edge by source id + index with style JSON. Prefer set wire color / thickness / apply style patch.
`containd_pause_timer`	System	pause timer	Pauses a running countdown or stopwatch (chip/modal stay; time freezes).
`containd_pdf_blocks_list`	Files	pdf blocks list	List of PDF content blocks
`containd_pdf_document`	Files	pdf document	PdfDocumentDefinition for savePdf
`containd_pdf_image`	Files	pdf image	PDF image block (tempPath only; assetId not resolved at runtime)
`containd_pdf_page`	Files	pdf page	Single PDF page with content blocks
`containd_pdf_pages_list`	Files	pdf pages list	List of PDF pages
`containd_pdf_qr`	Files	pdf qr	PDF QR code block
`containd_pdf_spacer`	Files	pdf spacer	PDF vertical spacer block
`containd_pdf_text`	Files	pdf text	PDF text block
`containd_plot_series_item`	Statistics	plot series item	Build one trace for multi-series plot blocks (no host call).
`containd_query_canvas_items`	Canvas	query canvas items	callHost(queryCanvasItems)
`containd_random_float`	Math	random float	Sandbox Math.random — no host call
`containd_random_float_list`	Math	random float list	Sandbox Math.random — array of n decimals (no host call)
`containd_random_int_list`	Math	random int list	Sandbox Math.random — array of n inclusive ints (no host call)
`containd_read_category_property`	Data	read category property	callHost(getItemData) categoryProperty
`containd_read_category_property_on_item`	Data	read category property on item	callHost(getItemData) with itemId — accepts numeric id or ItemRef; requires read.relatives when not bound item
`containd_read_child_category_property`	Relatives	read child category property	Calls host method getChildData.
`containd_read_child_item_field`	Relatives	read child item field	Calls host method getChildData.
`containd_read_class_variable`	Class	read class variable	pick a class-authored variable key
`containd_read_class_variable_on_item`	Class	read class variable on item	callHost(getItemVariable) with itemId — class-authored key dropdown
`containd_read_clipboard`	Device	read clipboard	callHost(readClipboardText)
`containd_read_item_field`	Data	read item field	callHost(getItemData) itemField
`containd_read_item_field_on_item`	Data	read item field on item	callHost(getItemData) with itemId — accepts numeric id or ItemRef; requires read.relatives when not bound item
`containd_read_item_metric`	Data	read item metric	lazy-derived count or flag (imageCount, childCount, etc.)
`containd_read_item_metric_on_item`	Data	read item metric on item	callHost(getItemMetric) with itemId — requires read.relatives when not bound item
`containd_read_item_variable`	Data	read item variable	KEY is any string expression
`containd_read_item_variable_on_item`	Data	read item variable on item	callHost(getItemVariable) with itemId
`containd_read_local_state`	Data	read local state	ephemeral session bag (DEC-061)
`containd_read_parent_category_property`	Relatives	read parent category property	Calls host method getParentData.
`containd_read_parent_item_field`	Relatives	read parent item field	Calls host method getParentData.
`containd_read_sibling_category_property`	Relatives	read sibling category property	Calls host method getSiblingData.
`containd_read_sibling_item_field`	Relatives	read sibling item field	Calls host method getSiblingData.
`containd_read_svg_shape_settings_property`	Data	read svg shape settings property	Resolved svgShapeSettings property on bound item
`containd_read_svg_shape_settings_property_on_item`	Data	read svg shape settings property on item	Resolved svgShapeSettings property on target item
`containd_read_title_style_property`	Data	read title style property	Resolved defaultTitleStyle property on bound item (defaults applied)
`containd_read_title_style_property_on_item`	Data	read title style property on item	Resolved defaultTitleStyle property on target item
`containd_read_web_share_policies_property`	Data	read web share policies property	Resolved webSharePolicies property on bound item (defaults applied)
`containd_read_web_share_policies_property_on_item`	Data	read web share policies property on item	Resolved webSharePolicies property on target item
`containd_recreate_svg_thumbnail`	Media	recreate svg thumbnail	TBD, host not implemented
`containd_reminder_property`	System	reminder property	Read one field from a ReminderView (from “get reminder”).
`containd_remove_table_row`	Table	remove table row	remove row at 0-based index and persist
`containd_report_export_options`	Files	report export options	Partial ReportExportOptions for exportInventoryReport
`containd_request_display_refresh`	System	request display refresh	callHost(requestDisplayRefresh)
`containd_resize_canvas_items`	Canvas	resize canvas items	callHost(resizeCanvasItems)
`containd_resolve_layout_id`	Layouts	resolve layout id	inverse of layout id for index; returns -1 when not found
`containd_resolve_layout_id_on_item`	Layouts	resolve layout id on item	callHost(resolveLayoutId) with itemId — requires read.relatives when not bound item
`containd_resolve_layout_index`	Layouts	resolve layout index	omit index to use live layoutInUse; returns stable layout id
`containd_resolve_layout_index_on_item`	Layouts	resolve layout index on item	callHost(resolveLayoutIndex) with itemId — requires read.relatives when not bound item
`containd_resume_timer`	System	resume timer	Continues a paused countdown or stopwatch.
`containd_return`	Shared functions	return	Return from a shared function body
`containd_return_value`	Shared functions	return value	Return a value from a shared function body
`containd_round_max_digits`	Math	round max digits	Round to at most N significant digits (e.g. 37.658→37.7 at N=3). When \|value\| ≥ 10^N, Math.round only (keeps all integer digits). No host call.
`containd_run_class_api`	Class	run class api	class Export script from dropdown
`containd_run_class_api_on_item`	Class	run class api on item	callHost(runItemScript) with itemId — class Export from dropdown
`containd_run_custom_action`	Actions	run custom action	open edit entry/form, navigate, dialogs, canvas (no canvas action node); requires scripts.invoke
`containd_run_custom_action_on_item`	Actions	run custom action on item	callHost(dispatchBuiltin) with itemId — requires scripts.invoke
`containd_run_item_script`	Class	run item script	false when id is not exposed; requires scripts.invoke
`containd_run_item_script_on_item`	Class	run item script on item	use 0 for bound item; requires scripts.invoke + read.relatives for others
`containd_sanitize_filename`	Files	sanitize filename	safe single-segment filename (illegal chars → _, accents stripped, default max 80). Optional extension (e.g. csv) and max length.
`containd_save_pdf`	Files	save pdf	callHost(savePdf)
`containd_save_string_to_file`	Files	save string to file	write UTF-8 text to a temp cache file and return its path. Share yes also needs share.invoke. Use with list/table to CSV for exports.
`containd_schedule_once`	Canvas	schedule once	callHost(scheduleOnce)
`containd_schedule_reminder`	System	schedule reminder	Creates a reminder and returns reminderId (string). Store it to update or delete later.
`containd_schedule_repeating`	Canvas	schedule repeating	callHost(scheduleRepeating)
`containd_set_datetime_part`	Date and time	set datetime part	keep other parts; month 1–12; returns ISO
`containd_set_element_type_on_bound_item`	Items	set element type on bound item	same template; resets layout to 0
`containd_set_element_type_on_item`	Items	set element type on item	callHost(setElementType) with itemId — requires write.relatives when not bound item
`containd_set_layout_enabled`	Layouts	set layout enabled	requires element allowLayoutEnableDisable; refuses last enabled; remounts if current disabled
`containd_set_layout_enabled_by_id`	Layouts	set layout enabled by id	callHost(setLayoutEnabled) by layout id
`containd_set_layout_enabled_by_id_on_item`	Layouts	set layout enabled by id on item	callHost(setLayoutEnabled) by id with itemId
`containd_set_layout_enabled_on_item`	Layouts	set layout enabled on item	callHost(setLayoutEnabled) with itemId — requires write.relatives when not bound item
`containd_set_table_column`	Table	set table column	values list length must equal row count; host coerces types
`containd_set_table_row`	Table	set table row	overwrite row at 0-based index; same list shape as append
`containd_set_table_rows`	Table	set table rows	replace all rows from a 2D list (inverse of table rows); host coerces types
`containd_set_wire_color`	Graph	set wire color	Merge color onto this wire (needs write.graph). Does not change the peer item — use for appearance only.
`containd_set_wire_dash`	Graph	set wire dash	Merge dash pattern onto this wire (needs write.graph).
`containd_set_wire_end_cap`	Graph	set wire end cap	Merge target-end cap onto this wire (needs write.graph).
`containd_set_wire_start_cap`	Graph	set wire start cap	Merge source-end cap onto this wire (needs write.graph).
`containd_set_wire_thickness`	Graph	set wire thickness	Merge stroke width onto this wire (needs write.graph).
`containd_share_asset`	Files	share asset	open the OS share sheet for any local file path/URI (from save string/PDF, screenshot, etc.). Requires share.invoke.
`containd_shared_function_param`	Shared functions	shared function param	Read a parameter declared on this shared function (Setup tab)
`containd_show_alert`	Dialogs	show alert	dismissible alert (no return)
`containd_show_choice`	Dialogs	show choice	callHost(showChoice) → 'A' \| 'B' \| 'cancel'
`containd_show_color_picker`	Dialogs	show color picker	callHost(showColorPicker) → color \| null (cancel)
`containd_show_confirm`	Dialogs	show confirm	callHost(showConfirm) → true \| false
`containd_show_plot_from_lists`	Statistics	show plot from lists	open fullscreen statistics chart from list data.
`containd_show_plot_from_lists_multi`	Statistics	show plot from lists multi	multi-trace chart from list data.
`containd_show_plot_result`	Statistics	show plot result	display a result from “compute plot …” blocks.
`containd_show_plot_table_column`	Statistics	show plot table column	plot one table column.
`containd_show_plot_table_columns_xy`	Statistics	show plot table columns xy	XY plot from two table columns.
`containd_show_svg_dialog`	Dialogs	show svg dialog	dispatchBuiltin(showSvgDialog) — catalog SVG; colors override item text/border when provided
`containd_show_text_input`	Dialogs	show text input	callHost(showTextInput) → text \| null (cancel)
`containd_show_toast`	Dialogs	show toast	non-blocking toast (no return)
`containd_show_xy_data_plot`	Statistics	show xy data plot	line chart from list data (simple XY helper).
`containd_sort_all_canvas_items`	Canvas	sort all canvas items	Sort tab: reorder every child of the bound canvas into a balanced grid. Spacing uses canvas defaults. Width/height appear only for “use custom size”. Match-size plug appears only for “match selected item” (numeric id or ItemRef). Not grid indices.
`containd_sort_canvas_items`	Canvas	sort canvas items	Sort a subset. Plug an item-ref list (e.g. child item refs); leave empty = all children. Ids are persistent item ids from ItemRefs — not post-sort grid indices.
`containd_split_string`	Containd text helpers	split string	Split a string into a list by delimiter (e.g. ";" or newline)
`containd_start_countdown_timer`	System	start countdown timer	Starts a countdown on an item.
`containd_start_stopwatch`	System	start stopwatch	Starts a stopwatch on an item (counts up).
`containd_stop_timer`	System	stop timer	Stops and deletes the timer (UI closes). Also cancels a linked reminder if create reminder was used.
`containd_string_at_index`	Containd text helpers	string at index	Safe list index read (returns empty string when missing)
`containd_strip_non_alphanumeric`	Containd text helpers	strip non alphanumeric	Keep ASCII letters and digits only (A–Z, a–z, 0–9). Useful for ISO → RFC 6350 basic timestamps after dropping ms digits.
`containd_svg_shape_settings_patch`	Data	svg shape settings patch	Partial svgShapeSettings patch — unchanged fields are not written
`containd_table_to_csv`	Table	table to csv	CSV string for this table/fileTable property (pick property when item has multiple tables)
`containd_table_to_csv`	Files	table to csv	CSV string for this table/fileTable property (pick property when item has multiple tables)
`containd_table_to_csv_on_item`	Table	table to csv on item	callHost(tableToCsv) with itemId — accepts numeric id or ItemRef; requires read.relatives when not bound item
`containd_table_to_csv_on_item`	Files	table to csv on item	callHost(tableToCsv) with itemId — accepts numeric id or ItemRef; requires read.relatives when not bound item
`containd_text`	Text	Containd text (localizable)	Containd text: a localizable string from the template translations matrix.
`containd_timer_property`	System	timer property	Read one field from a TimerView (from get timer or list/for-each).
`containd_title_style_patch`	Data	title style patch	Partial defaultTitleStyle patch — unchanged fields are not written
`containd_trigger_canvas_thumbnail`	Media	trigger canvas thumbnail	TBD, host not implemented
`containd_update_reminder`	System	update reminder	Change an existing reminder. “unchanged” leaves that field alone (no value plug).
`containd_web_share_policies_patch`	Data	web share policies patch	Partial webSharePolicies patch — unchanged fields are not written (public-share policies; openOnTap / openLinksInNewTab are web-only at runtime)
`containd_wire_at_index`	Graph	wire at index	Opaque wire value from a wires list (null if missing). Feed into set wire … / peer item id / wire color blocks — not into ContaindData directly.
`containd_wire_color`	Graph	wire color	Current wire color string; empty when unset. Pair with wire style is unset before first write.
`containd_wire_dash`	Graph	wire dash	Dash pattern (solid / dashed / dotted); empty when unset.
`containd_wire_end_cap`	Graph	wire end cap	Cap decoration at the target end; empty when unset.
`containd_wire_goes_out`	Graph	wire goes out	True when the listed item is the source (outgoing) end of the wire; false when it is the target (incoming).
`containd_wire_list_last_index`	Graph	wire list last index	Last valid index in a wires list (0 when empty). Plug into count-with “to” (from 0, by 1) then wire at index.
`containd_wire_list_length`	Graph	wire list length	How many wires are in a wires-of-item list. Prefer last wire index as the “to” value in a count-with loop (inclusive).
`containd_wire_peer_item_id`	Graph	wire peer item id	Numeric id of the other end of this wire (0 if unknown). Plug into ContaindData “… on item” sockets, or use outgoing/incoming graph item ids for neighbor walks.
`containd_wire_start_cap`	Graph	wire start cap	Cap decoration at the source end; empty when unset.
`containd_wire_style_is_unset`	Graph	wire style is unset	True when the wire has no style yet. Gate set-wire blocks on create so you style once without overwriting later user edits.
`containd_wire_style_patch`	Graph	wire style patch	Build a partial style patch. Leave fields “unchanged” to skip them. Apply with apply style patch to wire.
`containd_wire_thickness`	Graph	wire thickness	Current stroke width; 0 when unset.
`containd_write_category_property`	Data	write category property	callHost(setItemData)
`containd_write_category_property_on_item`	Data	write category property on item	callHost(setItemData) with itemId — requires write.relatives when not bound item
`containd_write_class_variable`	Class	write class variable	pick a class-authored key; TYPE auto-fills from the Variables node
`containd_write_class_variable_on_item`	Class	write class variable on item	callHost(setItemVariable) with itemId — class-authored key dropdown
`containd_write_clipboard`	Device	write clipboard	callHost(writeClipboardText)
`containd_write_datetime_category_property`	Date and time	write datetime category property	ISO 8601 datetime string
`containd_write_datetime_item_field`	Date and time	write datetime item field	ISO 8601 datetime string
`containd_write_item_field`	Data	write item field	callHost(setItemData)
`containd_write_item_field_on_item`	Data	write item field on item	callHost(setItemData) with itemId — accepts numeric id or ItemRef; requires write.relatives when not bound item
`containd_write_item_variable`	Data	write item variable	types include itemRef and list (Blockly lists round-trip as JSON arrays)
`containd_write_item_variable_on_item`	Data	write item variable on item	callHost(setItemVariable) with itemId — accepts numeric id or ItemRef; type list stores a Blockly list
`containd_write_local_state`	Data	write local state	not persisted to the item
`containd_write_sibling_category_property`	Relatives	write sibling category property	callHost(setItemData) on each sibling up to limit — requires write.relatives
`containd_write_sibling_item_field`	Relatives	write sibling item field	callHost(setItemData) on each sibling up to limit — requires write.relatives
`containd_write_svg_shape_settings_property`	Data	write svg shape settings property	Write one svgShapeSettings property on bound item — boolean
`containd_write_svg_shape_settings_property_on_item`	Data	write svg shape settings property on item	Write one svgShapeSettings property on target item — boolean
`containd_write_title_style_property`	Data	write title style property	Write one defaultTitleStyle property on bound item — type depends on the selected field
`containd_write_title_style_property_on_item`	Data	write title style property on item	Write one defaultTitleStyle property on target item — type depends on the selected field
`containd_write_web_share_policies_property`	Data	write web share policies property	Write one webSharePolicies property on bound item — boolean (public-share web only)
`containd_write_web_share_policies_property_on_item`	Data	write web share policies property on item	Write one webSharePolicies property on target item — boolean (public-share web only)
`controls_for`	Loops	for	Count from A to B by step.
`controls_forEach`	Loops	forEach	For each item in a list.
`controls_if`	Logic	if	If / else control flow.
`controls_repeat_ext`	Loops	repeat ext	Repeat n times.
`controls_whileUntil`	Loops	whileUntil	While / until loop.
`lists_create_empty`	Lists	create empty	Empty list.
`lists_create_with`	Lists	create with	Create a list from items.
`lists_getIndex`	Lists	getIndex	Get an item from a list.
`lists_getSublist`	Lists	getSublist	Slice of a list.
`lists_indexOf`	Lists	indexOf	Find an item in a list.
`lists_isEmpty`	Lists	isEmpty	Whether a list is empty.
`lists_length`	Lists	length	Length of a list.
`lists_repeat`	Lists	repeat	List of one value repeated n times.
`lists_reverse`	Lists	reverse	Reverse a list.
`lists_setIndex`	Lists	setIndex	Set or insert an item in a list.
`lists_sort`	Lists	sort	Sort a list.
`lists_split`	Lists	split	Split text to list, or join list to text.
`logic_boolean`	Logic	boolean	True or false literal.
`logic_compare`	Logic	compare	Compare two values (=, ≠, <, >, ≤, ≥).
`logic_negate`	Logic	negate	Boolean not.
`logic_null`	Logic	null	Null literal.
`logic_operation`	Logic	operation	And / or of two booleans.
`logic_ternary`	Logic	ternary	Inline if: test ? then : else.
`math_arithmetic`	Math	arithmetic	Add, subtract, multiply, divide, power.
`math_constant`	Math	constant	π, e, golden ratio, sqrt(2), sqrt(½), ∞.
`math_constrain`	Math	constrain	Clamp a number between bounds.
`math_modulo`	Math	modulo	Remainder of division.
`math_number`	Math	number	Number literal.
`math_random_int`	Math	random int	Random integer in a range.
`math_round`	Math	round	Round, round up, round down.
`math_single`	Math	single	Sqrt, abs, negate, ln, log10, exp, trig inverses as listed on the block.
`math_trig`	Math	trig	Sin, cos, tan, and inverses.
`text`	Text	Stock text (not translated)	Stock string literal. Not translated. Prefer Containd text for user-visible copy.
`text_changeCase`	Text	changeCase	Upper, lower, or title case.
`text_charAt`	Text	charAt	Character at a position.
`text_getSubstring`	Text	getSubstring	Slice of a string.
`text_indexOf`	Text	indexOf	Find a substring (first/last).
`text_isEmpty`	Text	isEmpty	Whether a string is empty.
`text_join`	Text	join	Concatenate strings.
`text_length`	Text	length	Length of a string.
`text_print`	Text	print	Print to the Blockly console (not a host dialog).
`text_replace`	Text	replace	Replace text in a string.
`text_trim`	Text	trim	Trim spaces.

Source: app/lib/scripts/blocklyToolbox.ts and block defs under app/lib/scripts/.