Expression régulière

regex.testText

regex.matches

Match 1idx: 14

support@example.com

Capture Groups

$1: support$2: example$3: com

Match 2idx: 37

sales@company.org

Capture Groups

$1: sales$2: company$3: org

Testeur et débogueur d’expressions régulières

Testez vos expressions régulières en temps réel avec notre puissant débogueur. Mettez en évidence les correspondances, testez les remplacements et validez vos modèles instantanément contre un texte échantillon.

Tous les traitements sont effectués localement dans votre navigateur. Aucune expression régulière ni données de test ne sont envoyées à nos serveurs, garantissant la confidentialité complète de votre travail.

Regex Tester - Complete Online Tool Guide

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Best practices for better results and SEO performance

For consistently strong outcomes with Regex Tester, define a lightweight QA habit: validate outputs against references for critical tasks and save repeatable presets for your team — especially when queries map to "regex tester online".

Compared with alternatives such as "regex tester tool", stability and readability reduce rework when outputs feed marketing, product, or editorial systems.