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RegExp Tester
Cheat Sheet
即時測試正則表達式，自動比對並高亮字串，支援多種 Flags 設定。
💡 提示：
在上方輸入正則表達式，下方即時顯示高亮與匹配結果（Matches）。點擊右上角 Cheat Sheet 查看語法教學。
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Test String
Clear
Welcome to litool! You can contact us at support@example.com or directly email the admin at admin@test-domain.org. Let's test some regex!
Highlighted Matches
Welcome to litool! You can contact us at support@example.com or directly email the admin at admin@test-domain.org. Let's test some regex!
Match Groups
0 results
No matches found.