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

/
/
g

Test String

Code Generator

Language

Generated Code

use strict; my $str = 'name="Barnstormer, Fantasyland, 05 Minute Wait,name="Big Thunder Mountain Railroad, Frontierland, 05 Minute Wait,name="Celebrity Spotlight, Echo Lake, 05 Minute Wait,name="DINOSAUR, DinoLand U.S.A., 05 Minute Wait,name="Expedition Everest - Legend of the Forbidden Mountain, Asia, 05 Minute Wait,name="Gran Fiesta Tour StarringThree Caballeros, World Showcase, 05 Minute Wait,name="Great Movie Ride, Hollywood Boulevard, 05 Minute Wait,name="Mad Tea Party, Fantasyland, 05 Minute Wait,name="Meet Chewbacca at Star Wars Launch Bay, Animation Courtyard, 05 Minute Wait,name="Seas with Nemo & Friends, Future World, 05 Minute Wait,name="Star Wars Launch Bay Theater, Animation Courtyard, 05 Minute Wait,name="TriceraTop Spin, DinoLand U.S.A., 05 Minute Wait,name="Buzz Lightyear\'s Space Ranger Spin, Tomorrowland, 10 Minute Wait,name="Dumbo the Flying Elephant, Fantasyland, 10 Minute Wait,name="Encounter Kylo Ren at Star Wars Launch Bay, Animation Courtyard, 10 Minute Wait,name="it\'s a small world, Fantasyland, 10 Minute Wait,name="Kilimanjaro Safaris, Africa, 10 Minute Wait,name="Magic Carpets of Aladdin, Adventureland, 10 Minute Wait,name="Many Adventures of Winnie the Pooh, Fantasyland, 10 Minute Wait,name="Mickey and Minnie Starring in Red Carpet Dreams, Commissary Lane, 10 Minute Wait,name="Mickey\'s PhilharMagic, Fantasyland, 10 Minute Wait,name="Muppet*Vision 3D, Muppet Courtyard, 10 Minute Wait,name="Pirates of the Caribbean, Adventureland, 10 Minute Wait,name="Primeval Whirl, DinoLand U.S.A., 10 Minute Wait,name="Soarin\', Future World, 10 Minute Wait,name="Spaceship Earth, Future World, 10 Minute Wait,name="Star Tours –Adventures Continue, Echo Lake, 10 Minute Wait,name="Toy Story Mania!, Pixar Place, 10 Minute Wait,name="Twilight Zone Tower of Terror™, Sunset Boulevard, 10 Minute Wait,name="Under the Sea ~ Journey ofLittle Mermaid, Fantasyland, 10 Minute Wait,name="Jungle Cruise, Adventureland, 15 Minute Wait,name="Mission: SPACE, Future World, 15 Minute Wait,name="Rock \'n\' Roller Coaster Starring Aerosmith, Sunset Boulevard, 15 Minute Wait,name="Splash Mountain, Frontierland, 15 Minute Wait,name="Astro Orbiter, Tomorrowland, 20 Minute Wait,name="Meet Disney Pals at the Epcot Character Spot, Future World, 20 Minute Wait,name="Monsters, Inc. Laugh Floor, Tomorrowland, 20 Minute Wait,name="Meet Rapunzel and Tiana at Princess Fairytale Hall, Fantasyland, 25 Minute Wait,name="Space Mountain, Tomorrowland, 25 Minute Wait,name="Enchanted Tales with Belle, Fantasyland, 30 Minute Wait,name="Meet Cinderella and Elena at Princess Fairytale Hall, Fantasyland, 30 Minute Wait,name="Meet Tinker Bell at Town Square Theater, Main Street, U.S.A., 30 Minute Wait,name="Peter Pan\'s Flight, Fantasyland, 30 Minute Wait,name="Test Track, Future World, 30 Minute Wait,name="Meet Anna and Elsa at Royal Sommerhus, World Showcase, 40 Minute Wait,name="Tomorrowland Speedway, Tomorrowland, 40 Minute Wait,name="Frozen Ever After, World Showcase, 45 Minute Wait,name="Meet Mickey Mouse at Town Square Theater, Main Street, U.S.A., 55 Minute Wait,name="Meet Ariel at Her Grotto, Fantasyland, 65 Minute Wait,name="Seven Dwarfs Mine Train, Fantasyland, 80 Minute Wait,name="Haunted Mansion, Liberty Square, Temporarily Closed,name="Kali River Rapids, Asia, Temporarily Closed '; my $regex = qr/name="([^"]*?) 30 Minute Wait,/p; 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