Regular Expression To Match RAR Archive Files

A regular expression to match and validate RAR Archive Files.

/^\.([rR]([aA][rR]|\d{2})|(\d{3})?)$/

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Matches:

• .rar
• .r01
• .r05

Non-matches:

• .zip
• .gz
• .a01

See Also:

• Regex To Check If Are Allowed File Types
• Regular Expression To Match ZIP Archive File Path