Regex Tester

Test and debug regular expressions.

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How to Use This Tool

  1. 1

    Input Code/Data

    Paste your code, JSON, or data string into the editor.

  2. 2

    Configure

    Set formatting or conversion options to match your requirements.

  3. 3

    Process

    The tool will automatically regex tester your input.

  4. 4

    Copy Output

    Copy the formatted or converted code directly to your clipboard.

Key Features

Syntax Highlighting

Easy-to-read output with proper syntax coloring where applicable.

Instant Feedback

Catch errors and see results immediately as you work.

Client-side Only

Your sensitive code or data never leaves your browser.

Developer Friendly

Built by developers for developers, with clean output.

Frequently Asked Questions

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