Regular Expressions 101

Save & Share

  • Regex Version: ver. 1
  • Update Regex
    ctrl+⇧+s
  • Save new Regex
    ctrl+s
  • Add to Community Library

Flavor

  • PCRE2 (PHP >=7.3)
  • PCRE (PHP <7.3)
  • ECMAScript (JavaScript)
  • Python
  • Golang
  • Java 8
  • .NET 7.0 (C#)
  • Rust
  • Regex Flavor Guide

Function

  • Match
  • Substitution
  • List
  • Unit Tests

Tools

Sponsors
There are currently no sponsors. Become a sponsor today!
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

const regex = /name="([^"]*?) 30 Minute Wait,/g; // Alternative syntax using RegExp constructor // const regex = new RegExp('name="([^"]*?) 30 Minute Wait,', 'g') const 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 `; // Reset `lastIndex` if this regex is defined globally // regex.lastIndex = 0; let m; while ((m = regex.exec(str)) !== null) { // This is necessary to avoid infinite loops with zero-width matches if (m.index === regex.lastIndex) { regex.lastIndex++; } // The result can be accessed through the `m`-variable. m.forEach((match, groupIndex) => { console.log(`Found match, group ${groupIndex}: ${match}`); }); }

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 JavaScript, please visit: https://developer.mozilla.org/en/docs/Web/JavaScript/Guide/Regular_Expressions