NCL Website header
NCL Home > Documentation > HLUs > API

NhlIsTransform

The Fortran name of this function is NhlFIsTransform.

This boolean function returns True if the given id identifies a Transform class object, and False otherwise.


C Synopsis

#include </ncarg/hlu/Transform.h>

NhlBoolean NhlIsTransform(
	        int	id,
		)

Fortran Synopsis

      subroutine NhlFIsTransform(id, istatus)
      integer id, istatus

Arguments

id (input)
Specifies an integer id to an existing HLU object.
istatus (output, Fortran only)
On output, the status of the object.

Description

You use this function to determine if the id you supply identifies a Transform class object.

Return values

The NhlIsTransform C function returns True if the id identifies a Transform class object, and False otherwise; the NhlFIsTransform Fortran subroutine returns the status in istatus.