RegExpEditor is a free software. It may help you for understanding regular expression mechanism with Qt. It is really annoying when you have to write a regexp and must run your application to test it. RegExpEditor is an efficient tool to find out the relevent regexp you need. It is mainly dedicated for capturing text.
Write your regexp into the red field:
-red means invalid syntax, and error messages are displayed in the right text editor.
-green means the syntax is valid.
Select your options:
-Case Sensitivy [default: true]
-Minimal matching [default: false]
-Apply on each line of the left text editor [default: false]
The result is displayed into the right text area.
When Apply on each line option is set, the result is on the same line. Otherwise a captured text per line.
If you need to put a regexp you made with RegExpEditor into If you need to put a regexp you made with RegExpEditor into your source code. Don’t forget to double escaping: character.
Valid regex forRegExpEditor:
The same regex must appear like this, in your Qt code: