🔍
Regex Tester
Test JavaScript regular expressions live with match highlighting.
//g
Furkan and Ayşe went to Istanbul on Monday.
Match Details
Furkanindex 0
Ayindex 11
Istanbulindex 24
Mondayindex 36
About Regular Expressions
Test JavaScript regular expressions against any text in real time. Highlighted matches update as you type, and the match list below shows each match with its starting index. Everything runs locally in your browser.
About this tool
Write a pattern, toggle g/i/m/s flags, and see matches highlighted in your test string in real time.
Key Features
- ✓ Live match highlighting
- ✓ g/i/m/s flag toggles
- ✓ Match index list
- ✓ Copy all matches
Related Tools
🔤
Text Case Converter
Convert text between uppercase, lowercase, title case, camelCase, snake_case, and more.
📝Word & Character Counter
Count words, characters, sentences, paragraphs, and estimate reading time live.
📐Unit Converter
Convert length, weight, temperature, and volume units instantly.
🌍World Clock
Compare live times across cities worldwide with automatic DST handling.