who:

Syntax:	who ( )
	who ( list )

Description:

	Who returns a STRING matrix of all the variables currently in
	the global symbol table. Additionally who() will return the
	variable list of an RLaB LIST when a LIST is provided as an
	argument.

		who ( $$ )

	is the same as

		who ()

	Since `$$' is the special symbol that represents the global
	symbol table. 

See Also: what
