PCOUNT()
Retrieves the number of arguments passed to a function.
- Syntax
-
- PCOUNT() --> <nArgs>
- Arguments
-
- None
- Returns
-
- <nArgs> A number that indicates the number of arguments passed to a function or procedure.
- Description
-
- This function is useful to check if a function or procedure has received the required number of arguments.
Examples
See Test
Tests
function Test( xExp )
if PCount() == 0
? "This function needs a parameter"
else
? xExp
endif
return nil
- Status
- Ready
- Compliance
-
- PCOUNT() is fully CA-Clipper compliant.
- Files
-
- Library is vm
- See Also