method_exists

(PHP 4, PHP 5)

method_exists -- Checks if the class method exists

Description

bool method_exists ( object object, string method_name )

This function returns TRUE if the method given by method_name has been defined for the given object, FALSE otherwise.

Example 1. method_exists() example

<?php
$directory 
= new Directory('.');
var_dump(method_exists($directory,'read'));
?>

The above example will output:

bool(true)

See also function_exists() and is_callable().