Perfect companion for working with regular expressions. Easily create regular expressions that match exactly what you want. Clearly understand complex regexes written by others. Quickly test any regex on sample strings and files, preventing mistakes on live data. Use the regex with auto-generated code snippets in C#, VB, Java, Delphi, Perl, PHP, Python, JavaScript, etc. Collect libraries of regular expressions for future use. Detailed tutorial.
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