Perlfect Solutions

Perl Regex Tutorial

The Perl Regex Tutor shows you what a pattern will match against a string you provide. Start by entering a regex and some input in the boxes below and clicking the run button.
Regex:
Input:
Case-insensitive

Result

The matching part of the input appears in bold. Spaces are shown as ⋅. Capture groups are highlighted.

R e g e x T u t o r

Capture groups

You may turn capture groups on and off by clicking on the colored boxes.

Reg
T

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