Intel® Fortran Compiler 16.0 User and Reference Guide

PXFISCONST

POSIX Function: Tests whether a string is a valid constant name.

Module

USE IFPOSIX

result = PXFISCONST (s)

s

(Input) Character. The name of the constant to test.

Results

The result type is logical. The PXFISCONST function confirms whether the argument is a valid constant name that can be passed to functions PXFCONST and IPXFCONST. It returns .TRUE. only if IPXFCONST will return a valid value for name s.

See Also