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

~
~
gs

Test String

Code Generator

Language

Generated Code

import Foundation let pattern = #"<table class="clubs">(.*?)</table>"# let regex = try! NSRegularExpression(pattern: pattern, options: .dotMatchesLineSeparators) let testString = ##""" <div class="box" style="padding:0px;"> <div class="box-heading" align="center" style="padding-top:2px; height:15px;">OUR CLUBS</div> <div class="box-content" style="padding:0px 10px 0px 10x;margin:0px;"> <table class="clubs"> <tr> <td width="11%" align="center" height="130"><a href="https://myticketsonline.eu/Everton-tickets" rel="nofollow"><img src="image/data/everton.jpg" border="0" width="57"><br><br> <span class="candara_bold" style="font-size:15px;color:#265da0;">Everton</span></a> <td width="11%" align="center" height="130"><a href="https://myticketsonline.eu/Manchester-United-Tickets" rel="nofollow"><img src="image/clubs/manchester-united.jpg" border="0" width="57"><br><br> <span class="candara_bold" style="font-size:15px;color:#f20000;">Man United</span></a></td> <td width="11%" align="center" height="130"><a href="https://myticketsonline.eu/Chelsea" rel="nofollow"><img src="image/clubs/chelsea.jpg" border="0" width="57"><br><br> <span class="candara_bold" style="font-size:15px;color:#003487;">Chelsea</span></a></td> <td width="11%" align="center" height="130"><a href="https://myticketsonline.eu/Arsenal" rel="nofollow"><img src="image/clubs/arsenal.jpg" border="0" width="57"><br><br> <span class="candara_bold" style="font-size:15px;color:#d70127;">Arsenal</span></a></td> <td width="11%" align="center" height="130"><a href="https://myticketsonline.eu/Manchester-City" rel="nofollow"><img src="image/clubs/manchester-city.jpg" border="0" width="57"><br><br> <span class="candara_bold" style="font-size:15px;color:#177389;">Man City</span></a></td> <td width="11%" align="center" height="130"><a href="https://myticketsonline.eu/Liverpool" rel="nofollow"><img src="image/clubs/liverpool.jpg" border="0" width="57"><br><br> <span class="candara_bold" style="font-size:15px;color:#ba0109;">Liverpool</span></a></td> <td width="11%" align="center" height="130"><a href="https://myticketsonline.eu/Tottenham-hotspur-tickets" rel="nofollow"><img src="image/data/tottenham.jpg" border="0" width="57"><br><br> <span class="candara_bold" style="font-size:15px;color:#102654;">Tottenham</span></a></td> <td width="11%" align="center" height="130"><a href="https://myticketsonline.eu/barcelona" rel="nofollow"><img src="image/data/barcela.jpg" border="0" width="57"><br><br> <span class="candara_bold" style="font-size:15px;color:#a20045;">Barcelona</span></a></td> <td width="11%" align="center" height="130"><a href="https://myticketsonline.eu/real-madrid" rel="nofollow"><img src="image/data/realmadrid.jpg" border="0" width="57"><br><br> <span class="candara_bold" style="font-size:15px;color:#17377f;">Real Madrid</span></a></td></tr> </table> </div> </div> """## let stringRange = NSRange(location: 0, length: testString.utf16.count) let matches = regex.matches(in: testString, range: stringRange) var result: [[String]] = [] for match in matches { var groups: [String] = [] for rangeIndex in 1 ..< match.numberOfRanges { let nsRange = match.range(at: rangeIndex) guard !NSEqualRanges(nsRange, NSMakeRange(NSNotFound, 0)) else { continue } let string = (testString as NSString).substring(with: nsRange) groups.append(string) } if !groups.isEmpty { result.append(groups) } } 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