正则测试
免费在线正则表达式测试工具，实时匹配高亮显示，支持替换功能，提供详细匹配信息和分组捕获
Common Patterns
/
Enter regex pattern, e.g.: \d{3}-\d{4}
Match Results
Found {count} matches
Replace Function
Enter replacement text (supports $1, $2 for capture groups)
User Guide
✨ Features
• Real-time regex testing • Highlight match results • Replace function support • Show capture group details
📖 How to Use
Step 1
Enter regex pattern
Step 2
Enter test text
Step 3
View matches and highlights
Like it? Rate it!