Online Regex Generator — Mobile/Email/ID/URL Templates
Common templates / live expression generation / matching samples / one-click copy
Ideal for front-end development, form validation, data cleaning and regex beginners who need a basic template quickly.
Choose a Template
Note: Basic validation for mainland China mobile numbers.
When to Use the Regex Generator
If you know you need to validate a mobile number, email, digits or URL but do not want to hand-write a regex from scratch, this page lets you generate a template first, then verify it with the Regex Tester.
Why Test After Generating
The regex generator helps you get a basic template quickly, but before putting it into production you should still match and replace real sample text on the tester — which suits front-end form validation and data cleaning.
Instructions & FAQ
Q: What can the regex generator page do?
A: It generates basic regex patterns for common scenarios such as mobile numbers, email, digits, letters, ID cards and URLs, with samples.
Q: Is it suitable for regex beginners?
A: Yes. Starting from common templates and samples is easier to understand than writing regex from scratch.
Q: Can the generated result be copied directly?
A: Yes, the page shows the generated regex, ready to copy.
Q: Does this page replace the regex tester?
A: No. This page is best for quickly assembling templates; complex matching and replacement are still better verified on the regex tester.