Regular Expression Tester

A regular expression is a special text string for describing a search pattern, you can think of regular expressions as wildcards.
You are probably familiar with wildcard notations such as *.txt to find all text files in a file manager, the regex equivalent is .*\.txt
They are used on many development language such as PHP, Perl, Java and also .NET

Sometimes you need to create/modify them, a quick way to test it is to use this online service:

For more information about Regular Expression see these links:


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Vittorio Pavesi