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1, ?? ? ?? ???? ??????.

?? ??? ??? Tool.class.php

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<?php
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2018/3/3 0003
 * Time: 下午 1:56
 */
class Tool{
    //執(zhí)行某個(gè)方法成功并需要跳轉(zhuǎn)到指定頁面時(shí)使用
    public static function skipPage($info,$url){
        echo "<script>alert('$info');location.href='$url';</script>";
        exit();
    }
    //某個(gè)操作執(zhí)行失敗時(shí)調(diào)用
    public static function returnPage($info){
        echo "<script>alert('$info');history.back();</script>";
    }
}

2. ?? ??? ??

??? ?? ???? ???? ? ???? SkipPage()? ???? ???. Tool ???? ???? returnPage() ???? ??