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uopz_set_hook

(PECL uopz 5, PECL uopz 6)

uopz_set_hookSets hook to execute when entering a function or method

说明

uopz_set_hook ( string $function , Closure $hook ) : bool
uopz_set_hook ( string $class , string $function , Closure $hook ) : bool

Sets a hook to execute when entering a function or method.

参数

class

The name of the class.

function

The name of the function or method.

hook

A closure to execute when entering the function or method.

返回值

成功时返回 TRUE, 或者在失败时返回 FALSE

范例

Example #1 Basic uopz_set_hook() Usage

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

以上例程会输出:

barfoo

参见

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