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xiaochong
V2EX  ›  问与答

正则表达式求解

  •  
  •   xiaochong · Aug 17, 2015 · 2618 views
    This topic created in 3909 days ago, the information mentioned may be changed or developed.
    对于如下字符串:

    merge table (t1, t2 ),(t3, t4, t5 ) request node (420001,420002, 420003 )

    希望只匹配 merge table 后括号内容(t1,t2 ),(t3,t4, t5 ), 目前我的书写为

    .*MERGE TABLE\s*(\(.*\))

    结果将 request node 后面括号内容也匹配到了,如何更改表达式来去除, merge table 后括号为 1-n 个

    先谢!
    8 replies    2015-08-17 12:26:10 +08:00
    wusuopuBUPT
        1
    wusuopuBUPT  
       Aug 17, 2015   ❤️ 1
    $pattern = "#merge table (.*?) request#";
    imn1
        2
    imn1  
       Aug 17, 2015   ❤️ 1
    .*MERGE TABLE\s*(\(.*\)) request

    .*MERGE TABLE\s*(\([^r]*\))
    fising
        3
    fising  
       Aug 17, 2015
    @imn1 .*多余
    jiyee
        4
    jiyee  
       Aug 17, 2015   ❤️ 1
    merge table\s*(.*?)\s*(?=request )
    gangzhuo
        5
    gangzhuo  
       Aug 17, 2015   ❤️ 1
    imn1
        6
    imn1  
       Aug 17, 2015
    @fising
    Y
    照抄,没想
    IFoon
        7
    IFoon  
       Aug 17, 2015
    看到头像回复一下。
    xiaochong
        8
    xiaochong  
    OP
       Aug 17, 2015
    @IFoon 哈哈
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