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V2EX  ›  问与答

请教一个正则表达式

  •   
  •   zxCoder · May 28, 2022 · 1985 views
    This topic created in 1623 days ago, the information mentioned may be changed or developed.
    • 必须同时包含数字和英文（大写或小写都可以）
    • 可以含有短横线
    • 不包括其他字符

    想了很久写不出来

  • 小写
  • 短横线
  • 大写
  • 字符
    3 replies
    Nasei
    Nasei
    May 28, 2022
    1
    (\w*[a-zA-Z]\w*[0-9]\w*)|(\w*[0-9]\w*[a-zA-Z]\w*)
    lxychn
    lxychn
    May 28, 2022
    2
    ^(?=.*\d)(?=.*[a-zA-Z])[a-zA-Z0-9\-]+$
    cg33
    cg33
    May 28, 2022
    3
    ^[\w-]+$
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