uopz_backup

(PECL uopz 1 >= 1.0.3, PECL uopz 2)

uopz_backup — Backup a function

警告

This function has been REMOVED in PECL uopz 5.0.0.

uopz_backup(string $function): void

uopz_backup(string $class, string $function): void

Backup a function at runtime, to be restored on shutdown

示例 #1 uopz_backup() example

<?php
uopz_backup("fgets");
uopz_function("fgets", function(){
    return true;
});
var_dump(fgets());
?>

以上示例会输出：

bool(true)