(PECL uopz 5, PECL uopz 6, PECL uopz 7)
uopz_del_function — Deletes previously added function or method
Deletes a previously added function or method.
classThe name of the class.
functionThe name of the function or method.
all
Whether all classes that descend from class will
also be affected.
uopz_del_function() throws a RuntimeException if the function or method to delete has not been added by uopz_add_function().
示例 #1 Basic uopz_del_function() Usage
<?php
uopz_add_function('foo', function () {echo 'bar';});
var_dump(function_exists('foo'));
uopz_del_function('foo');
var_dump(function_exists('foo'));
?>以上示例会输出：
bool(true) bool(false)