Regular Expressions 101

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An explanation of your regex will be automatically generated as you type.
Detailed match information will be displayed here automatically.
  • All Tokens
  • Common Tokens
  • General Tokens
  • Anchors
  • Meta Sequences
  • Quantifiers
  • Group Constructs
  • Character Classes
  • Flags/Modifiers
  • Substitution
  • A single character of: a, b or c
    [abc]
  • A character except: a, b or c
    [^abc]
  • A character in the range: a-z
    [a-z]
  • A character not in the range: a-z
    [^a-z]
  • A character in the range: a-z or A-Z
    [a-zA-Z]
  • Any single character
    .
  • Alternate - match either a or b
    a|b
  • Any whitespace character
    \s
  • Any non-whitespace character
    \S
  • Any digit
    \d
  • Any non-digit
    \D
  • Any word character
    \w
  • Any non-word character
    \W
  • Non-capturing group
    (?:...)
  • Capturing group
    (...)
  • Zero or one of a
    a?
  • Zero or more of a
    a*
  • One or more of a
    a+
  • Exactly 3 of a
    a{3}
  • 3 or more of a
    a{3,}
  • Between 3 and 6 of a
    a{3,6}
  • Start of string
    ^
  • End of string
    $
  • A word boundary
    \b
  • Non-word boundary
    \B

Regular Expression
No Match

/
/
img

Test String

Code Generator

Language

Generated Code

use strict; my $str = '[Release-Group]_Series_Name_E100-E101_[VOSTFR]_[720p]_[HD]_[8bits]_[V3]_[13245678].mp4 [Kaerizaki-Fansub]_One_Piece_727_[VOSTFR][HD_1280x720][V2]_[1921E00C].mp4 [Titania-Fansub]_Fairy_Tail_269-280_[VOSTFR]_[720p]_[1921E00C].mp4 [ISLAND]One_Piece_726_[VOSTFR]_[V1]_[8bit]_[720p]_[2F7B3FA2].mp4 Naruto Shippuden 445 VOSTFR par Fansub-Resistance (1280*720) - version MQ Dragon Ball Super 015 VOSTFR par Fansub-Resistance (1280x720) - HQ version [Mystic.Z-Team].Dragon.Ball.Super.-.épisode.36.VOSTFR.720p [Z-Team][DBSuper.pw] Dragon Ball Super - E028 (VOSTFR)(720p AAC)(MP4) [SnF] Shokugeki no Souma - 24 VOSTFR [720p][41761760].mkv [Y-F] Ao no Kanata no Four Rhythm - 03 Vostfr HD 8bits Detective Conan 804 vostfr HD Active Raid 04 vostfr [1080p] Sekko Boys 04 vostfr [720p] Show.Name.E23.Source.Quality.Etc-Group Show Name - Episode 01 - Ep Name Show.Name.Part.3.Source.Quality.Etc-Group Show.Name.Part.1.and.Part.2.Blah-Group Deconstructed.E07.1080i.HDTV.DD5.1.MPEG2-TrollHD Show.Name.E23.WEB-DL Show.Name.E23-24.WEB-DL'; my $regex = qr/^(\[(?P<release_group>.+?)\][ ._-]*)?((\[|\().+?(\]|\))[ ._-]*)?(?P<series_name>.+?)[ ._-]+((épisode|episode|part)[ ._-]*)?((E)?(?P<ep_ab_num>\d{1,3}))[\(\)\[\] ._-]+((and.Part.|E)?(?P<extra_ab_ep_num>\d{1,3})[\(\)\[\] ._-]+)?(VOSTFR[\(\)\[\] ._-]*)?((par[ ._-]+Fansub-Resistance)[\(\)\[\] ._-]*)?(((v|V)([0-9]))[\(\)\[\] ._-]*)?(((8|10)(Bits|Bit))[\(\)\[\] ._-]*)?((?P<extra_info>((((FHD|HD|SD)[ ._-])?(\d{3,4}[xip*]+\d{0,4}))|(.*)))[\(\)\[\] ._-]*)?(VOSTFR[\(\)\[\] ._-]*)?((FHD|HD|SD)[\(\)\[\] ._-]*)?(((8|10)(Bits|Bit))[\(\)\[\] ._-]*)?(((v|V)(?P<version>[0-9]))[\(\)\[\] ._-]*)?((?P<crc>\w{8})[\(\)\[\] ._-]*)?.*/imp; if ( $str =~ /$regex/g ) { print "Whole match is ${^MATCH} and its start/end positions can be obtained via \$-[0] and \$+[0]\n"; # print "Capture Group 1 is $1 and its start/end positions can be obtained via \$-[1] and \$+[1]\n"; # print "Capture Group 2 is $2 ... and so on\n"; } # ${^POSTMATCH} and ${^PREMATCH} are also available with the use of '/p' # Named capture groups can be called via $+{name}

Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Perl, please visit: http://perldoc.perl.org/perlre.html