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

/
/
gmi

Test String

Code Generator

Language

Generated Code

import Foundation let pattern = #"INSERT INTO[\s]*(.*?)[\s]*\((.*?)\)\s*VALUES\s*\((.*?)\)[\s|;]*"# let regex = try! NSRegularExpression(pattern: pattern, options: [.anchorsMatchLines, .caseInsensitive]) let testString = #""" INSERT INTO TABLE ([fis_RECno], [fis_RECid_DBCno], [fis_RECid_RECno], [fis_SpecRECno], [fis_iptal], [fis_fileid], [fis_hidden], [fis_kilitli], [fis_degisti], [fis_checksum], [fis_create_user], [fis_create_date], [fis_lastup_user], [fis_lastup_date], [fis_special1], [fis_special2], [fis_special3], [fis_firmano], [fis_subeno], [fis_maliyil], [fis_tarih], [fis_sira_no], [fis_tur], [fis_hesap_kod], [fis_satir_no], [fis_aciklama1], [fis_meblag0], [fis_meblag1], [fis_meblag2], [fis_meblag3], [fis_meblag4], [fis_meblag5], [fis_meblag6], [fis_sorumluluk_kodu], [fis_ticari_tip], [fis_ticari_DBCno], [fis_ticari_RECno], [fis_kurfarkifl], [fis_ticari_evraktip], [fis_tic_evrak_seri], [fis_tic_evrak_sira], [fis_tic_belgeno], [fis_tic_belgetarihi], [fis_yevmiye_no], [fis_katagori], [fis_evrak_DBCno], [fis_fmahsup_tipi], [fis_fozelmahkod], [fis_grupkodu], [fis_aktif_pasif], [fis_proje_kodu]) VALUES ('65918', '0', '65918', '0', '0', '2', '0', '0', '0', '0', '37', '2016-03-01 17:19:16.413', '37', '2016-03-01 17:19:16.413', N'', N'', N'', '0', '0', '2016', '2016-01-06 00:00:00.000', '180', '0', N'689.00.003', '5', N'yuvarlama', '-0.04', '-0.013707549433', '-0.04', '0', '0', '0', '0', N'', '0', '0', '0', '0', '0', N'', '0', N'', '1899-12-30 00:00:00.000', '2086', '0', '0', '0', N'', N'', '0', N''); """# 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