# uopz_overload

(PECL uopz 1, PECL uopz 2)

uopz_overload — Overload a VM opcode

警告

This function has been REMOVED in PECL uopz 5.0.0.

### 说明

uopz_overload(int `$opcode`, Callable `$callable`): void

Overloads the specified `opcode` with the user defined function

### 参数

`opcode`

  A valid opcode, see constants for details of supported codes

`callable`

### 返回值

### 示例

示例 #1 uopz_overload() example

`<?php
uopz_overload(ZEND_EXIT, function(){});
exit();
echo "Hello World";
?>`

以上示例会输出：

    Hello World

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