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# uopz_overload

(PECL uopz >= 1.0.0)

uopz_overload — Overload a VM opcode

### Description

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

Overloads the specified `opcode` with the user defined function

### Parameters

`opcode`

  A valid opcode, see constants for details of supported codes

`callable`

### Return Values

### Examples

Example #1 uopz_overload() example

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

The above example will output something similar to:

    Hello World

uopz_implement
uopz_redefine
Uopz Functions
PHP Manual