PHP Manual
Uopz 函数
Adds non-existent function or method

uopz_add_function

(PECL uopz 5, PECL uopz 6)

uopz_add_function — Adds non-existent function or method

说明

uopz_add_function ( string $function , Closure $handler [, int &$flags = ZEND_ACC_PUBLIC ] ) : bool

uopz_add_function ( string $class , string $function , Closure $handler [, int &$flags = ZEND_ACC_PUBLIC [, int &$all = TRUE ]] ) : bool

Adds a non-existent function or method.

参数

class: The name of the class.
function: The name of the function or method.
handler: The Closure that defines the new function or method.
flags: Flags to set for the new 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_add_function() throws a RuntimeException if the function or method to add already exists.

范例

Example #1 Basic uopz_add_function() Usage

 <?php
uopz_add_function('foo', function () {echo 'bar';});
foo();
?>

以上例程会输出：

bar

参见

uopz_del_function() - Deletes previously added function or method
uopz_set_return() - Provide a return value for an existing function

php classkit 函数 dynamically adds a new method to a given class php apd 函数 renames orig name to new name in the global function table php runkit 函数 dynamically adds a new method to a given class php uopz 函数 adds non existent function or method php uopz 函数 backup a function php uopz 函数 copy a function php uopz 函数 deletes previously added function or method php uopz 函数 delete a function php uopz 函数 get or set flags on function or class php uopz 函数 creates a function at runtime php uopz 函数 gets previously set hook on function or method php uopz 函数 gets a previous set return value for a function php uopz 函数 gets the static variables from function or method scope php uopz 函数 rename a function at runtime php uopz 函数 restore a previously backed up function php uopz 函数 sets hook to execute when entering a function or method php uopz 函数 provide a return value for an existing function php uopz 函数 sets the static variables in function or method scope php uopz 函数 removes previously set hook on function or method php uopz 函数 unsets a previously set return value for a function