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Regex Match Extractor Examples

Review practical Regex Match Extractor examples so you can understand expected input, output, and common patterns faster.

Why examples matter for Regex Match Extractor

Use this regex match extractor to extract all regex matches, match positions, capturing groups, and named groups from text. It is useful for debugging patterns, parsing data, scraping structured strings, and testing regular expressions in a more detailed way than a simple pass or fail.

Example pages are especially useful for developer tools because they show what good input looks like, what kind of output to expect, and how the tool behaves in common scenarios.

Regex Match Extractor examples

Regex Match Extractor example 1

Input

pattern=(\w+)@(\w+\.\w+)
flags=g
text=Contact us at test@example.com

Output

Matches with groups and positions

Extracts the full email plus its capture groups from the text.

How to use these examples

  1. Enter the regex pattern, optional flags, and the sample text.
  2. Run the tool to extract matches.
  3. Review the matches, positions, and groups.
  4. Copy the result if needed for debugging or development.

Common mistakes in sample input

The regex is correct but the global flag is missing.

Fix: Add g when you want to extract all matches instead of only the first one.

Backslashes are entered incorrectly for the target regex engine.

Fix: Check escaping rules and test the smallest pattern first.

The input text does not actually match the pattern format.

Fix: Test against a minimal known-good example before trying the full text.

Next steps

After reviewing these examples, run the live tool with your own input. If your task involves a follow-up step, the related page can help you move to the next tool in the workflow.

Run the main tool

Open the main Regex Match Extractor page and test your own real input.

Open Regex Match Extractor