domain | regex101.com |
summary | This content provides a quick reference for understanding regular expressions. It includes common token patterns such as single characters (e.g., abc), ranges (a-z), negations (non a, b or c), and character classes (.Zero or one of a). It also covers more advanced concepts like group constructs, character classes with flags/modifiers, substitution, and metacharacters such as start of string, end of string, word boundary, and non-word boundary. The content also provides examples for each concept to help explain their functionality. |
title | regex101: build, test, and debug regex |
description | Regular expression tester with syntax highlighting, explanation, cheat sheet for PHP/PCRE, Python, GO, JavaScript, Java, C#/.NET, Rust. |
keywords | character, match, word, tokens, group, range, more, string, regular, community, save, flavor, substitution, sponsors, explanation, will, information |
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nslookup | A 78.47.220.195 |
created | 2025-07-21 |
updated | 2025-08-31 |
summarized | 2025-08-31 |
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