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