Block Methods

A block is a collection of objects linked together to form a single entity. Using blocks lets you keep model size smaller by using block instances instead of copying identical geometry.

Method	Description
AddBlock	Adds a new block definition to the document.
BlockContainerCount	Returns the number of block definitions that contain a specified block as a nested block.
BlockContainers	Returns the names of block definitions that contain a specified block as a nested block.
BlockCount	Counts the number of block definitions in the document.
BlockDescription	Returns or sets the description of a block definition.
BlockIds	Returns the identifiers of all block definitions in the document.
BlockInstanceCount	Counts the number of instances of the block in the document.
BlockInstanceId	Returns the block definition identifier of a block instance object.
BlockInstanceInsertPoint	Returns the insertion point of a block instance.
BlockInstanceName	Returns the block name of a block instance.
BlockInstances	Returns the identifiers of block instances.
BlockInstanceXform	Returns the transformation matrix of a block instance.
BlockName	Returns the name of a block definition given the block definition's identifier.
BlockNames	Returns the names of all block definitions in the document.
BlockObjectCount	Returns the number of objects that define a block definition.
BlockObjects	Returns the identifiers of the objects that make up a block definition.
BlockPath	Returns the path to a linked block definition.
BlockStatus	Returns the status of a linked block.
BlockType	Returns the definition, or update, type of a block.
BlockURL	Returns or sets the URL of a block definition.
BlockURLTag	Returns or sets the URL description of a block definition.
DeleteBlock	Deletes a block definition and it's instances.
ExplodeBlockInstance	Explodes a block instance.
InsertBlock	Inserts a block whose definition already exists in the document.
IsBlock	Verifies that a block definition exists.
IsBlockEmbedded	Verifies that a block definition is embedded/linked from an external file.
IsBlockInstance	Verifies that an object is a block instance.
IsBlockInUse	Verifies that a block definition is being used.
IsBlockObject	Verifies that an object is a block definition object.
IsBlockReference	Verifies that a block definition is from a reference file.
RenameBlock	Renames a block definition.