Extract RegExp Matches from Text

Need to find and extract specific patterns from a block of text? The Extract RegExp Matches from Text Tool lets you use custom regular expressions to pull out all matching results instantly. Whether you’re grabbing email addresses, dates, tags, or custom tokens, this tool gives you total control over the pattern and flags with live preview.

Paste your input above or import a file below.
No file chosen
Supported file types: .txt, .csv, .tsv, .log, .json, .xml, .md, .ini, .yaml, .yml, .html, .htm, .css
Total matches: 0
Options

How to Use:

  1. Paste or type your text into the Input Text box.
  2. (Optional) Use Choose File to import a supported text-based file such as .txt, .csv, .json, .log, or .html.
  3. In the Options box:
    • Enter your desired RegExp Pattern (e.g. [a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\\.[a-zA-Z]{2,} for emails).
    • Set Flags like g for global search, i for case-insensitive, or m for multiline.
  4. The tool runs the pattern live and outputs all matches (one per line) in the Matched Results box.
  5. Click Copy Output to copy the result or Export to File to download the list.
  6. Press Clear All to reset everything and start fresh.

What Extract RegExp Matches from Text Tool can do:

This tool runs a regular expression against your input and extracts all matches not just the first. You can define any valid JavaScript regex and tweak the flags for more control. It works great for finding things like emails, hashtags, phone numbers, custom tokens, HTML tags, or anything you can define in a regex. It’s fast, local, and updates live as you type.

Example:

Input:

Email: [email protected], Backup: [email protected]

RegExp Pattern:

[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}

Flags:

g

Output:

[email protected]
[email protected]

Total matches:

2

Common Use Cases:

Developers and analysts use this to extract emails, URLs, IDs, or custom text patterns. It’s also useful for QA work, data cleaning, scraping raw logs, and checking for compliance patterns. Whether you’re building scrapers or inspecting log files, this tool gives you quick, regex-powered results in real time.

Useful Tools & Suggestions:

After grabbing your matches with Extract RegExp Matches from Text, Highlight RegExp Matches in Text helps you see exactly where they appeared. It’s a great combo when you need both the raw output and a visual reference inside the original content perfect for debugging, editing, or building regex-driven tools.

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