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

/
/
gms

Test String

Substitution

Processing...

Code Generator

Language

Generated Code

import Foundation let pattern = #".*(playlist[^;]+;).*"# let regex = try! NSRegularExpression(pattern: pattern, options: [.anchorsMatchLines, .dotMatchesLineSeparators]) let testString = #""" <code lang="javascript"> playlist: { id: 1 , seasons:[{"season":8,"blocked":false,"episodes":[{"episode":"1","id":252323,"hlsList":{"1080":"https://m1.rumer.club/manifest/MTc4LjE1OS4yMTUuOTY=/?video=https%3A%2F%2Fhls-t001-l001-c051-s001.vidstr.club%2F06_30_20%2F06%2F30%2F03%2FHASZJ7WG%2FPSZ4DDK2.mp4%2Ftracks%2Fv1-a%2Fmaster.m3u8","480":"https://m1.rumer.club/manifest/MTc4LjE1OS4yMTUuOTY=/?video=https%3A%2F%2Fhls-t001-l001-c051-s001.vidstr.club%2F06_30_20%2F06%2F30%2F03%2FHASZJ7WG%2FPSZ4DDK2.mp4%2Ftracks%2Fv2-a%2Fmaster.m3u8","720":"https://m1.rumer.club/manifest/MTc4LjE1OS4yMTUuOTY=/?video=https%3A%2F%2Fhls-t001-l001-c051-s001.vidstr.club%2F06_30_20%2F06%2F30%2F03%2FHASZJ7WG%2FPSZ4DDK2.mp4%2Ftracks%2Fv1-a%2Fmaster.m3u8"},"audio":{"names":["Рус. Дублированный","AlexFilm","LostFilm","JASKIER","HDRezka Studio","AMS","Fox","Novamedia","FocusStudio","НеЗупиняйПродакшн (укр)","Eng.Original"],"order":[3,1,0,5,6,7,2,8,9,4,10]},"cc":[{"url":"https://hls-c1.vidstr.club/06_30_20/06/30/02/RTPE2OFQ/GGNIJSJX.vtt","name":"Рус. форсированные"}],"duration":3187,"title":"Игра престолов (8 сезон) - 1 серия"},{"episode":"10","id":223739,"dash":"https://m1.rumer.club/manifest/MTc4LjE1OS4yMTUuOTY=/?video=https%3A%2F%2Fhls-t001-l001-c058-s001.pixars.org%2F05_20%2F29%2F23%2FCQWEUCBD%2F570778.mpd","hlsList":{"1080":"https://m1.rumer.club/manifest/MTc4LjE1OS4yMTUuOTY=/?video=https%3A%2F%2Fhls-t001-l001-c058-s001.vidstr.club%2F05_29_20%2F05%2F29%2F18%2FWAH732XV%2FIMG6I4IA.mp4%2Ftracks%2Fv1-a%2Fmaster.m3u8","480":"https://m1.rumer.club/manifest/MTc4LjE1OS4yMTUuOTY=/?video=https%3A%2F%2Fhls-t001-l001-c058-s001.vidstr.club%2F05_29_20%2F05%2F29%2F18%2FWAH732XV%2FIMG6I4IA.mp4%2Ftracks%2Fv2-a%2Fmaster.m3u8","720":"https://m1.rumer.club/manifest/MTc4LjE1OS4yMTUuOTY=/?video=https%3A%2F%2Fhls-t001-l001-c058-s001.vidstr.club%2F05_29_20%2F05%2F29%2F18%2FWAH732XV%2FIMG6I4IA.mp4%2Ftracks%2Fv1-a%2Fmaster.m3u8"},"audio":{"names":["AlexFilm","LostFilm","Fox","Рус. Дублированный","Укр. Дубльований","Eng.Original","Eng. Orig. with Commentary"],"order":[1,0,2,3,4,5,6]},"cc":[{"url":"https://hls-c1.vidstr.club/05_29_20/05/29/18/F4RPKISV/HOXVWRJ5.vtt","name":"Рус. форсированные"}],"duration":3157,"title":"Игра престолов (1 сезон) - 10 серия"}]}] }, theme: "2" }); </code></spoiler> """# let stringRange = NSRange(location: 0, length: testString.utf16.count) let substitutionString = #"$1"# let result = regex.stringByReplacingMatches(in: testString, range: stringRange, withTemplate: substitutionString) print(result)

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 Swift 5.2, please visit: https://developer.apple.com/documentation/foundation/nsregularexpression