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.

      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

• HB_PVALUE()