uopz_redefine

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

uopz_redefine — Redefine a constant

說(shuō)明

uopz_redefine(string $constant, mixed $value): bool
uopz_redefine(string $class, string $constant, mixed $value): bool

Redefines the given constant as value

參數(shù)

class

The name of the class containing the constant

constant

The name of the constant

value

The new value for the constant, must be a valid type for a constant variable

返回值

成功時(shí)返回 true， 或者在失敗時(shí)返回 false。

范例

示例 #1 uopz_redefine() example

<?php
define("MY", 100);

uopz_redefine("MY", 1000);

echo MY;
?>

以上例程會(huì)輸出：

1000