PHP - Manual: uopz_redefine
2025-10-22
(PECL uopz 1, PECL uopz 2, PECL uopz 5, PECL uopz 6, PECL uopz 7)
uopz_redefine — Redefine a constant
Redefines the given constant as value
classThe name of the class containing the constant
constantThe name of the constant
valueThe new value for the constant, must be a valid type for a constant variable
示例 #1 uopz_redefine() example
<?php
define("MY", 100);
uopz_redefine("MY", 1000);
echo MY;
?>以上示例会输出:
1000
官方地址:https://www.php.net/manual/en/function.uopz-redefine.php