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y051313
V2EX  ›  问与答

请教一个字符串替换的问题

  •  
  •   y051313 · Apr 13, 2014 · 2617 views
    This topic created in 4398 days ago, the information mentioned may be changed or developed.
    字符串:
    variant of 紙|纸[zhi3]; paper;

    我想把 紙|纸[zhi3] 中|之前和[之后的内容删除,只保留 “纸”,并以"纸"为参数添加链接,最终得到类似下面的这种
    variant of <a href='search?id=纸'>纸; paper;

    请问用PHP或者JS怎么做?现在想到的是按照;拆分,然后在按照空格拆分,判断是否有|出现,有的话,执行查找、替换,有更简便的办法吗?

    谢谢
    5 replies    1970-01-01 08:00:00 +08:00
    casparchen
        1
    casparchen  
       Apr 13, 2014
    为嘛不正则式
    JoyNeop
        2
    JoyNeop  
       Apr 14, 2014
    var a1 = raw.slice(0, raw.indexOf('[')) + raw.slice(raw.indexOf(']') + 1)
    var zhi = raw.slice(13, 14)
    var paper = raw.slice(raw.indexOf(';') + 1)
    var out = 'variant of <a href="search?id=' + zhi + '">' + zhi + '; ' + paper + '</a>'
    Mutoo
        3
    Mutoo  
       Apr 14, 2014
    var str = "variant of 紙|纸[zhi3]; paper;";
    var zhi = str.split(" ")[2].split("|")[1].split(/[\[\]]/)[0];
    var paper = str.split(" ")[3].split(";")[0];
    y051313
        4
    y051313  
    OP
       Apr 14, 2014
    @JoyNeop
    @Mutoo
    已发送感谢。多谢了
    JoyNeop
        5
    JoyNeop  
       Apr 14, 2014 via iPad
    @Mutoo 这点小事也上正则囧丁乙……
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