isNull

Class: lib.pointer
Namespace: lib

Points to NULL pointer

Syntax

tf = isNull(h)


Description

tf = isNull(h) returns true if h is a lib.pointer object.

Input Arguments

h — lib.pointer object

handle

lib.pointer object, specified as a handle.

Examples

Create Null lib.pointer Object

nullp = libpointer('doublePtr',[]);
isNull(nullp)

ans = logical
   1

Version History

Introduced before R2006a