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coolair

求一个正则表达式（只能包含小写英文字母、数字和下划线（必须以小写字母开头）），谢谢

  •   
  •   coolair · Jun 22, 2021 · 1369 views
    This topic created in 1810 days ago, the information mentioned may be changed or developed.
  • 字母
  • 下划线
  • 开头
  • 英文
    3 replies  •  2021-06-22 18:00:15 +08:00
    bxb100
        1
    bxb100  
       Jun 22, 2021   ❤️ 1
    `^[a-z][a-z\d_]*$`
    fydss
        2
    fydss  
       Jun 22, 2021
    [a-z][a-z,0-9,_]+ 是这个意思吗
    flyslow
        3
    flyslow  
       Jun 22, 2021
    @bxb100 #1 正解
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