Regular Expressions 101

Save & Manage Regex

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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
Processing...

Test String

Substitution
Processing...

Code Generator

Language

Generated Code

import re regex = re.compile(r"(.*?\"\s+)\bOR\b(\s+application.*?)", flags=re.MULTILINE) test_str = "(quote.AGE was 24 AND (application.path = \"**\\acad.exe\" OR application.path = \"**\\dxfdwg.exe\" OR application.path = \"**\\EXCELSIOR.EXE\" OR application.path = \"**\\iges.exe\" OR application.path = \"**\\notepad.exe\" OR application.path = \"**\\run_journal.exe\" OR application.path = \"**\\AcroRd32.exe\" OR application.path = \"**\\dllhost.exe\" OR application.path = \"**\\powerpnt.exe\" OR application.path = \"**\\Edge.exe\" OR application.path = \"**\\step203ug.exe\" OR application.path = \"**\\step214ug.exe\" OR application.path = \"**\\VisView.exe\" OR application.path = \"**\\Teamcenter.exe\" OR application.path = \"**\\ug_convert_part.exe\" OR application.path = \"**\\ugraf.exe\" OR application.path = \"**\\ugtopv.exe\" OR application.path = \"**\\wmplayer.exe\" OR application.path = \"**\\winword.exe\" OR application.path = \"**\\wordpad.exe\" OR application.path = \"**\\vlc.exe\" OR application.path = \"**\\dwgviewr.exe\" OR application.name = \"RMS\" OR application.path = \"**\\acrobat.exe\" OR application.path = \"**\\Alias.exe\" OR application.path = \"**\\awtessd.exe\" OR application.path = \"**\\proe.exe\" OR application.path = \"**\\STPViewer.exe\" OR application.path = \"**\\gom_inspect.exe\" OR application.path = \"**\\gom_cad_server2.exe\" OR application.path = \"**\\sldworks.exe\" OR application.path = \"**\\sldworks_fs.exe\" OR application.path = \"**\\sldProcMon.exe\" OR application.path = \"**\\AdapplicationMgr.exe\" OR application.path = \"**\\AdapplicationMgrSvc.exe\" OR application.path = \"**\\SE3Dtrans.exe\" OR application.path = \"**\\stamp.exe\" OR application.path = \"**\\psolid.exe\" OR application.path = \"**\\mpid.exe\" OR application.path = \"**\\mpirun.exe\" OR application.path = \"**\\FS.exe\" OR application.path = \"**\\xtop.exe\" OR application.path = \"**\\pro_comm_msg.exe\" OR application.path = \"**\\nmsd.exe\" OR application.path = \"**\\creoagent.exe\" OR application.path = \"**\\parametric.exe\" OR application.path = \"**\\PDFEditor.exe\" OR application.path = \"**\\CNEXT.exe\" OR application.path = \"**\\drafter.exe\" OR application.path = \"**\\convert.exe\" OR application.path = \"**\\ActCut3D.exe\" OR application.path = \"**\\ppcbasic.exe\" OR application.path = \"**\\deltamesh_stamping.exe\" OR application.path = \"Xasfsf\" OR application.path = \"sfdsdf\"))" subst = "$1||$2" result = regex.sub(subst, test_str) if result: 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 Python, please visit: https://docs.python.org/3/library/re.html