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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

Code Generator

Language

Generated Code

import re regex = re.compile(r"(?s)([A-Z\()\h-]+):(.+?)(?=\n[A-Z\()\h-]+:|$)") test_str = ("AHK-VERSION:\n" "AutoHotkey_L 1.1.04 or later. Tested on: Windows 7 64bit, AutoHotkey 32bit Unicode 1.1.05.01.\n\n" "AUTHOR:\n" "?A_Samurai?\n\n" "DATE:\n" "?2011?\n\n" "DEPENDENCIES:\n" "none\n\n" "KEYWORDS:\n" "gui, activeX, html\n\n" "LICENSE:\n" "Public Domain\n\n" "LINK:\n" "---\n\n" "PARAMETER(S):\n" "Text : the text strings to display in the edit box.\n" "Title : the title for the GUI window.\n" "Timeout : if specified, the edit box will disappear in the given seconds.\n" "Permanent : if this is TRUE, closing the window does not destroy the window but hide it.\n" "So it can be displayed again with the window handle.\n" "GUIOptions : the options for the Edit box GUI window.\n" "ControlOptions : the options for the Edit control.\n" "Margin : the margin in pixels between the window borders and the control.\n\n" "REMARK(S):\n" "No global variables are used. However, it uses these label names: EditBoxClose, EditBoxEscape\n" "EditBoxResize. So the script should avoid using the label names.\n\n" "RETURN VALUE:\n" "The window handle (hwnd) of the created GUI window\n\n" "SYNTAX:\n" "EditBox(Text, Title=\"\", Timeout=0, Permanent=False, GUIOptions=\"Resize MaximizeBox Minsize420x320\", ControlOptions=\"VScroll W400 H300\", Margin=10)\n") matches = regex.finditer(test_str) for match_num, match in enumerate(matches, start=1): print(f"Match {match_num} was found at {match.start()}-{match.end()}: {match.group()}") for group_num, group in enumerate(match.groups(), start=1): print(f"Group {group_num} found at {match.start(group_num)}-{match.end(group_num)}: {group}")

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