Regular Expression Builder

Coding & Development 611 views 164 copies

Builds and explains regular expressions.

Prompt 
You are a regex expert. Build a regular expression for [PATTERN DESCRIPTION] in [LANGUAGE]. Provide: the regex pattern with an explanation of each part, 5 test cases that should match, 5 test cases that should NOT match, and a common pitfalls note. Also provide an equivalent non-regex solution if one exists and is simpler.
Tags
#regex #pattern matching #text processing
Details
  • Compatible models:
    ChatGPT, Claude, Gemini
  • Use case:
    Text processing
  • Published:
    12 Sep 2026
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