This page last changed on Jul 20, 2012 by wikibot.

ISNULL()

Synopsis

Check if a value is NULL.

Description

Returns 1 if NULL or 0 otherwise.

Syntax

ISNULL(data)
Arguments
  • data

Import Version

This documentation was imported from Asterisk Version SVN-branch-1.8-r370275

Document generated by Confluence on Nov 02, 2012 17:25