Deprecated: Optional parameter $keys declared before required parameter $cms_id is implicitly treated as a required parameter in /home/www/dev/work/class/blog/CmsKey.php on line 75

Deprecated: Creation of dynamic property lvesu\lvesu\controller\blog\php::$title is deprecated in /home/www/dev/work/website/lvesu/class/controller/blog/php.php on line 28

Deprecated: Creation of dynamic property lvesu\lvesu\controller\blog\php::$outlink is deprecated in /home/www/dev/work/website/lvesu/template/blog/cms/php.manual.tpl on line 2

Deprecated: Creation of dynamic property lvesu\lvesu\controller\blog\php::$status is deprecated in /home/www/dev/work/website/lvesu/template/blog/index.head.php on line 2
PHP - Manual: uopz_extend - 互联网笔记

略微加速

PHP官方手册 - 互联网笔记

PHP - Manual: uopz_extend

2025-04-28

uopz_extend

(PECL uopz 1, PECL uopz 2, PECL uopz 5, PECL uopz 6, PECL uopz 7 < 7.1.0)

uopz_extendExtend a class at runtime

说明

uopz_extend(string $class, string $parent): bool

Makes class extend parent

参数

class

The name of the class to extend

parent

The name of the class to inherit

返回值

成功时返回 true, 或者在失败时返回 false

错误/异常

As of PHP 7.4.0, uopz_extends() throws a RuntimeException, if OPcache is enabled, and the class entry of either class or parent (if it is a trait) is immutable.

示例

示例 #1 uopz_extend() example

<?php
class A {}
class
B {}

uopz_extend(A::class, B::class);

var_dump(class_parents(A::class));
?>

以上示例会输出:

array(1) {
  ["B"]=>
  string(1) "B"
}
添加备注

用户贡献的备注

此页面尚无用户贡献的备注。

官方地址:https://www.php.net/manual/en/function.uopz-extend.php

北京半月雨文化科技有限公司.版权所有 京ICP备12026184号-3