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Regex Explain Tool
开发者Turn regular expressions into plain-English explanations for faster debugging.
ttb run regex-explain
//
What this explainer does well
- • Breaks common regex tokens into plain English.
- • Helps you sanity-check anchors, groups, and quantifiers.
- • Surfaces any literal fragments it could not classify cleanly.
Plain-English explanation
- 1.a word character
- 2.a whitespace character
- 3.start of the line
- 4.start of the line
- 5.end of the line
- 6.any character
- 7.one or more characters from " -"
- 8.a character from " "
- 9.an optional group matching "?:\/ *"
- 10.optional previous token
- 11.literal pattern pieces: https :\/\/
Flags active: i
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如何使用 Regex Explain Tool
Paste a regular expression and the tool translates familiar regex tokens into plain-English descriptions. This helps you review anchors, groups, quantifiers, and character classes more quickly when you inherit a complicated pattern or want to double-check your own logic before shipping.
1
Paste the regex
Type or paste the pattern between the slash markers.
2
Review the explanation list
Read the token-by-token summary to understand what the regex is trying to match.
3
Refine and repeat
Adjust the pattern and use the explanation to spot over-broad or confusing pieces.
常见问题
Does this support every regex feature?+
No. It focuses on common regex tokens and practical explanations rather than full compiler-grade parsing.
Why are some parts listed as literal pattern pieces?+
That means the explainer found fragments it could not classify into one of its common token rules, so it surfaced them directly instead.