The namespace communication functions consist of blackboard addressing and multi-document-loading functions.
Namespace communication functions  | 
                  |
|---|---|
Function  | 
                     Description  | 
                  
(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  |