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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
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Test String

Substitution
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Code Generator

Language

Generated Code

import Foundation let pattern = #"<figure[^>]*>([\t\n\r\s]*)<figcaption[^>]*>(.*)<\/figcaption>([\t\n\r\s]*)<audio[^>]*>(([\t\n\r\s]|.)*)<\/audio>([\t\n\r\s]*)<\/figure>"# let regex = try! NSRegularExpression(pattern: pattern, options: .anchorsMatchLines) let testString = ##""" <!-- Une simple image --> <figure> <img src="https://developer.mozilla.org/static/img/favicon144.png" alt="Le logo de MDN."> </figure> <!-- Une image avec une légende --> <figure> <img src="https://developer.mozilla.org/static/img/favicon144.png" alt="Le logo de MDN."> <figcaption>Logo MDN</figcaption> </figure> <figure> <figcaption>Obtenir les détails du navigateur</figcaption> <pre> function NavigatorExample(){ let txt; txt = "Nom de code: " + navigator.appCodeName; txt += "Nom du navigateur : " + navigator.appName; txt += "Version : " + navigator.appVersion ; txt += "Cookies activés : " + navigator.cookieEnabled; txt += "Plate-forme: " + navigator.platform; txt += "En-tête d'agent utilisateur : " + navigator.userAgent; console.log("NavigatorExample", txt); } </pre> </figure> <figure> <figcaption> <cite>Edsger Dijkstra : </cite> </figcaption> <p>« Si le débogage correspond au retrait de bogues, alors la programmation correspond à l'ajout de bogues. » </p> </figure> <figure style="display:table; margin:0 auto;"> <img loading="lazy" src="/public/illustrations/2021/.grole_u.jpg" alt="Grole abandonnée sur les rochers, août 2021" title="Grole abandonnée sur les rochers, août 2021" height="600" width="600" class="a42-ac-replace-img"> <figcaption>Grole abandonnée sur les rochers du petit port de Pen-Hors</figcaption> </figure> <figure style="display:table; margin:0 auto;"> <a href="#"> <img loading="lazy" src="/public/illustrations/2021/.grole_u.jpg" alt="Grole abandonnée sur les rochers, août 2021" title="Grole abandonnée sur les rochers, août 2021" height="600" width="600" class="a42-ac-replace-img"> </a> <figcaption>Grole abandonnée sur les rochers du petit port de Pen-Hors</figcaption> </figure> <figure style="display:table; margin:0 auto;"><a href="#"><img loading="lazy" src="/public/illustrations/2021/.grole_u.jpg" alt="Grole abandonnée sur les rochers, août 2021" title="Grole abandonnée sur les rochers, août 2021" height="600" width="600" class="a42-ac-replace-img"></a><figcaption>Grole abandonnée sur les rochers du petit port de Pen-Hors</figcaption></figure> <figure> <figcaption>Listen to the T-Rex:</figcaption> <audio controls src="/media/cc0-audio/t-rex-roar.mp3"> Your browser does not support the <code>audio</code> element. </audio> </figure> """## let stringRange = NSRange(location: 0, length: testString.utf16.count) let substitutionString = #""# 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