--- title: "Regex Tester | Regular Expression Test Tool | XTRAW Tools" description: "Test regular expressions against sample text and view matches with a free browser-based regex tester." url: "https://xtraw.com/developer-tools/regex-tools/regex-tester" date: "2026-05-20T21:54:25+00:00" language: "en-GB" --- [![Regex Tester from XTRAW Tools](https://xtraw.com/images/virtuemart/product/xtraw-regex-tester-360x360.jpg)](https://xtraw.com/images/virtuemart/product/xtraw-regex-tester-360x360.jpg "Regex Tester from XTRAW Tools") popular [Back to: Regex Tools](https://xtraw.com/developer-tools/regex-tools "Regex Tools") # Regex Tester Test regular expressions against sample text. Use this free browser-based regex tester from XTRAW Tools. **Regex Tester** helps you test regular expressions against sample text. Use this free browser-based tool from XTRAW Tools to compare inputs, estimate results, and plan your next step. ## How to Use the Regex Tester 1. Enter the required inputs shown in the form. 2. Review the dimensions, quantities, waste factor, text, code, pattern, or unit assumptions. 3. Run the tool, then adjust one input at a time to compare scenarios or check your estimate. ## What This Tool Helps With Test regular expressions against sample text. It is designed for developers, data users, students, marketers, and anyone validating regular expressions who want a fast, browser-based estimate before relying on a contractor, engineer, supplier, code authority, developer library, or professional source. - Regex Pattern: \\b\\w+@\\w+\\.com\\b - Sample Text: This email address is being protected from spambots. You need JavaScript enabled to view it. ## Common Uses People use this tool when they need a quick way to estimate materials, preview content, test code, convert units, or plan a home, design, writing, or construction project. - **Developer Formatting:** Format, validate, preview, or convert developer-focused text and web inputs. - **Data Conversion:** Convert code, style, Markdown, pattern, or text data into a useful output. - **Text Cleanup:** Generate, preview, test, or clean content for writing and development workflows. ## Formula or Method Runs the regular expression against sample text and reports matches, groups, and validation results. ## Example **Example inputs:** Regex Pattern: \\b\\w+@\\w+\\.com\\b; Sample Text: This email address is being protected from spambots. You need JavaScript enabled to view it. **Example result:** Using the default inputs, the tester finds an email-style match in the sample text. ## Related Tools - [JSON Formatter Validator](https://xtraw.com/tools/json-formatter-validator) - [Character Counter](https://xtraw.com/tools/character-counter) - [Base64 Encode Decode](https://xtraw.com/tools/base64-encode-decode) - [Url Encode Decode](https://xtraw.com/tools/url-encode-decode) - [Markdown Preview](https://xtraw.com/tools/markdown-preview) - [CSS Unit Converter](https://xtraw.com/tools/css-unit-converter) ## Regex Tester FAQ ### Is the Regex Tester free? Yes. This tool is free to use on XTRAW Tools. ### Do I need to create an account? No. XTRAW tools are designed for browser-based use without requiring an account. ### Are the results exact? Results may be estimates depending on the inputs, formula, rounding, assumptions, and purpose of the tool. Always verify important results before relying on them. **Disclaimer:** This tool is provided for general informational, educational, and convenience purposes only. It is not legal, financial, medical, engineering, construction, building-code, safety, trade, or professional advice. Always verify important results with a qualified professional, instructor, contractor, manufacturer documentation, local code authority, or authoritative source before making decisions. **Related Products** ![Tooltip]() [![No image found ](https://xtraw.com/components/com_virtuemart/assets/images/vmgeneral/warning.png) JSON Formatter / Validator](https://xtraw.com/developer-tools/json-tools/json-formatter-validator "JSON Formatter / Validator") Format and validate JSON data. Use this free browser-based json formatter / validator from XTRAW Tools. 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Custom prototype for related products [![URL Encode / Decode from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-url-encode-decode-360x360_230x230.jpg) URL Encode / Decode](https://xtraw.com/developer-tools/encoder-decoder-tools/url-encode-decode "URL Encode / Decode") Encode or decode URL strings for safe web use. Use this free browser-based url encode / decode from XTRAW Tools. Custom prototype for related products [![Markdown Preview from XTRAW Tools](https://xtraw.com/images/virtuemart/product/resized/xtraw-markdown-preview-360x360_230x230.jpg) Markdown Preview](https://xtraw.com/developer-tools/markdown-tools/markdown-preview "Markdown Preview") Preview Markdown text as formatted HTML. Use this free browser-based markdown preview from XTRAW Tools. 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