Php/docs/function.uopz-del-function

• PHP Manual
• Uopz 函数
• Deletes previously added function or method

uopz_del_function

(PECL uopz 5, PECL uopz 6)

uopz_del_function — Deletes previously added function or method

说明

uopz_del_function ( string $function ) : bool

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

Deletes a previously added function or method.

参数

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.

返回值

成功时返回 true， 或者在失败时返回 false。

错误／异常

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

范例

Example #1 Basic uopz_del_function() Usage

<?phpuopz_add_function('foo', function () {echo 'bar';});var_dump(function_exists('foo'));uopz_del_function('foo');var_dump(function_exists('foo'));?>

以上例程会输出：

bool(true)
bool(false)

参见

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