求一个正则表达式啊 - V2EX
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dieeman
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V2EX    程序员

求一个正则表达式啊

  •  
  •   dieeman 2020-11-12 15:20:27 +08:00 1315 次点击
    这是一个创建于 1799 天前的主题,其中的信息可能已经有所发展或是发生改变。
    比如有一个字符串 abc[de..f]kkk[safs]sasdf[fisadfi..]5445
    我想要输出[de..f],[fisadfi..]
    我的想法是先匹配中括号,在匹配中括号里的..得到最终的结果
    奈何水平太低,求各位大佬帮忙看看
    dieeman
        1
    dieeman  
    OP
       2020-11-12 15:23:26 +08:00
    求解
    adajoy
        2
    adajoy  
       2020-11-12 16:18:55 +08:00   1
    re = /\[[^\]]*?\.\..*?\]/g
    > /\[[^\]]*?\.\..*?\]/g

    re.exec(s)
    > ["[de..f]", index: 3, input: "abc[de..f]kkk[safs]sasdf[fisadfi..]5445", groups: undefined]

    re.exec(s)
    > ["[fisadfi..]", index: 24, input: "abc[de..f]kkk[safs]sasdf[fisadfi..]5445", groups: undefined]

    re.exec(s)
    > null

    这样吗
    dieeman
        3
    dieeman  
    OP
       2020-11-12 16:52:43 +08:00
    @adajoy 差不多就是这样 感谢
    dieeman
        4
    dieeman  
    OP
       2020-11-12 17:05:12 +08:00
    @adajoy abc[[sdfas]de..f]kkk[safs]sasdf[fisadfi..]5445 这种内部有嵌套的好像不行
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