Namespace Communication Functions Reference (AutoLISP)

The namespace communication functions consist of blackboard addressing and multi-document-loading functions.

Namespace communication functions		Platforms
		Windows		Mac OS		Web
Function	Description	AutoCAD	AutoCAD LT	AutoCAD	AutoCAD LT	AutoCAD
(vl-bb-ref 'variable)	Returns the value of a variable from the blackboard namespace	✓	✓	✓	--	✓
(vl-bb-set 'variable value)	Sets the value of a variable in the blackboard namespace	✓	✓	✓	--	✓
(vl-load-all "filename")	Loads a file into all open AutoCAD documents, and into any document subsequently opened during the current AutoCAD session	✓	✓	✓	--	✓
(vl-propagate 'variable)	Copies the value of a variable into all open AutoCAD documents, and into any document subsequently opened during the current AutoCAD session	✓	✓	✓	--	✓