正则表达式截取 url 字符串,求教 - V2EX
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sumonian

正则表达式截取 url 字符串,求教

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  •   sumonian Jan 4, 2018 2792 views
    This topic created in 3034 days ago, the information mentioned may be changed or developed.
    http://kankan.qiniudn.com/eur/a1eef4f4b6c4a4914b134e7b20d35b07.eur
    想要提取 kankan 和 eur/a1eef4f4b6c4a4914b134e7b20d35b07.eur 两个字符串,正则表达式应该怎么写
    7 replies    2018-01-05 10:26:30 +08:00
    mokeyjay
        1
    mokeyjay  
       Jan 4, 2018   1
    盲写了一个
    /http:\/\/(.*?)\.qiniudn\.com\/(.*)$/i
    大概差不多了?
    chuxiwen
        2
    chuxiwen  
       Jan 4, 2018 via iPad
    这样的用 uri 来取数据会比 regex 好一些吧
    songz
        3
    songz  
       Jan 4, 2018
    就是 eur 和.eur 包起的部分,其他都可以死
    sundong
        4
    sundong  
       Jan 4, 2018
    String="http://kankan.qiniudn.com/eur/a1eef4f4b6c4a4914b134e7b20d35b07.eur"
    echo ${String:7:6}
    echo ${String##*com\/}
    470326964
        5
    470326964  
       Jan 4, 2018   1
    devtk
        6
    devtk  
       Jan 4, 2018 via iPhone
    用 python 处理会很快
    sumonian
        7
    sumonian  
    OP
       Jan 5, 2018
    @mokeyjay
    @470326964 正解 3q
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