Nu-Coder Manual

PhpExpress Manual

PHP Joomla
Development

uopz_copy	uopz_delete

Uopz Functions	Last updated: Mon, 26 Oct 2026

uopz_del_function

(PECL uopz 5, PECL uopz 6, PECL uopz 7)

uopz_del_function — Deletes previously added function or method

Description

function uopz_del_function(string $function): bool

function uopz_del_function(string $class, string $function, int &$all = true): bool

Deletes a previously added function or method.

Parameters

class: The name of the class.
function: The name of the function or method.
all: Whether all classes that descend from class will also be affected.

Return Values

Returns true on success or false on failure.

Errors/Exceptions

uopz_del_function() throws a RuntimeException if the function or method to delete has not been added by uopz_add_function().

Examples

Example #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'));
?>

The above example will output:

bool(true)
bool(false)

See Also

uopz_add_function() - Adds non-existent function or method
uopz_unset_return() - Unsets a previously set return value for a function

uopz_copy	uopz_delete

Uopz Functions	Last updated: Mon, 26 Oct 2026