Expresión regular

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

Probador e Inspector de Expresiones Regulares

Prueba tus expresiones regulares en tiempo real con nuestro potente inspector. Resalta coincidencias, prueba reemplazos y valida tus patrones al instante contra texto de muestra.

Todo el procesamiento se realiza localmente en tu navegador. No se envían patrones de expresión regular ni datos de prueba a nuestros servidores, lo que garantiza la privacidad completa de tu trabajo.

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.