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Regex Visualizer

Visualize regular expressions as 颜色-coded diagrams with live testing, presets, and detailed explanation

关于 Regex Visualizer

Visualize regular expressions as 颜色-coded diagrams with live testing, presets, and detailed explanation — understand any regex pattern at a glance.

如何使用 Regex Visualizer

  1. 1Type or paste a regular expression in 输入字段.
  2. 2查看color-coded visual diagram: literals, groups, character classes, quantifiers, anchors, and specials。
  3. 3Enter a test string to see matches highlighted in 实时.
  4. 4Read the detailed explanation that breaks down each part of the regex.
  5. 5使用cheat sheet icons来quickly insert common patterns (digits, word chars, whitespace, etc.)。

提示

  • The visual diagram makes complex regex patterns much easier to debug than reading raw syntax.
  • Test with edge cases — empty strings, special characters, and long inputs — to 确保 your regex is robust.
  • Use non-capturing groups (?:...) when you need grouping but do not need the match captured.

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OneKitTools 团队更新于 2.21.4