正则表达式测试

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实时测试正则表达式

开发者工具

如何使用 正则表达式测试

  1. 1Enter your regular expression
  2. 2Select flags (g, i, m, s, u)
  3. 3Paste test text
  4. 4Matches are highlighted in real time

常见问题

What regex engine is used?

JavaScript native RegExp engine, compatible with most modern regex features including lookaheads, groups, and Unicode.

What flags are supported?

Global (g), case-insensitive (i), multiline (m), dotAll (s), and unicode (u) flags.