PHP 常量 DIRECTORY_SEPARATOR - V2EX
tanteng
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PHP 常量 DIRECTORY_SEPARATOR

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  •   tanteng May 20, 2015 4245 views
    This topic created in 4011 days ago, the information mentioned may be changed or developed.

    requireonce(dirname(FILE_) . DIRECTORY_SEPARATOR . 'Inspekt/Error.php');

    我知道这个常量DIRECTORY_SEPARATOR是为了在windows和Linux系统下正确表达目录的‘/’,因为目录斜杠在两种系统中形式不一样,但是如这个语句所示,前面用了DIRECTORY_SEPARATOR而后面又用了‘/’,文件的直接目录和上级目录难道有什么不同吗?

    10 replies    2015-05-21 17:20:02 +08:00
    qiayue
        3
    qiayue  
    PRO
       May 21, 2015
    写代码人疏忽大意了
    cevincheung
        4
    cevincheung  
       May 21, 2015
    觉得DIRECTORY_SEPARATOR 无任何意义。无论哪个系统,用/和\一样的效果
    yangqi
        5
    yangqi  
       May 21, 2015
    @cevincheung 你是来搞笑的么?
    ruchee
        6
    ruchee  
       May 21, 2015
    都用 / 就行了,Win和Linux都可以跑,没必要用这个常量
    tanteng
        7
    tanteng  
    OP
       May 21, 2015
    @qiayue 不是,看过几次这种写法
    litt7e
        8
    litt7e  
       May 21, 2015
    没啥意义,统一用 / 就行了
    设计个这么长的常量名,充分说明php很多设计方面有多脑残
    kimmykuang
        9
    kimmykuang  
       May 21, 2015
    @litt7e obj-c表示不服
    tanteng
        10
    tanteng  
    OP
       May 21, 2015
    @kimmykuang 怎么不服
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