Regex Tester for TypeScript
Free online regex tester with TypeScript code examples
Working with regex tester in TypeScript? Our free online regex tester helps TypeScript developers format, validate, and process data instantly. Below you will find TypeScript code examples using RegExp (built-in) so you can achieve the same result programmatically in your own projects.
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Open Regex TesterTypeScript Code Example
const text = "Contact us at support@example.com";
const pattern = /(?<user>[\w.+-]+)@(?<domain>[\w-]+\.[\w.]+)/;
const match = text.match(pattern);
if (match?.groups) {
console.log(match.groups.user); // 'support'
console.log(match.groups.domain); // 'example.com'
}Quick Setup
Library: RegExp (built-in)
// Built-in global — no installation neededTypeScript Tips & Best Practices
- Named groups are type-safe: match.groups?.name
- Use RegExp constructor for dynamic patterns
- TypeScript validates regex literal syntax at compile time