Difference between revisions of "PEXIST()"
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[[Category:Functions]] | [[Category:Functions]] |
Revision as of 05:45, 8 December 2012
Purpose
Function to determine whether a function or procedure is active
Syntax
PEXIST(<expC>)
See Also
FUNCTION, DISPLAY PROCEDURE, LIST PROCEDURE, PROCEDURE, RETURN, SET PROCEDURE
Description
The PEXIST() function determines whether the specified user defined function or procedure is active. The procedure or function is specified by the character expression <expC>. If the procedure or function specified by <expC> is active, the PEXIST() function returns .T., otherwise .F..
Example
if not pexist("myproc") set procedure to mylib endif
Products
Lianja, Lianja Server