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

r"
"
gm

Test String

Substitution

Processing...

Code Generator

Generated Code

#include <MsgBoxConstants.au3> ; to declare the Constants of MsgBox Local $sRegex = "(?m)[a-z](?=[A-Z])|[A-Z](?=[A-Z][a-z])" Local $sString = "CollectibleOpen-WorldVirtual-World" & @CRLF & _ "BreedingCardPVP" & @CRLF & _ "Auto-BattlerBreedingStrategy" & @CRLF & _ "MinigameOpen-WorldVirtual-World" & @CRLF & _ "ActionSimulationSports" & @CRLF & _ "AdventureMMOStrategy" & @CRLF & _ "AdventureCasualPuzzle" & @CRLF & _ "Sports" & @CRLF & _ "CollectibleSci-FiVirtual-World" & @CRLF & _ "Battle-RoyaleeSportsMOBA" & @CRLF & _ "ActionPVPShooter" & @CRLF & _ "PVPSci-FiTower-Defense" & @CRLF & _ "ActionBattle-Royale" & @CRLF & _ "PVPSci-FiShooter" & @CRLF & _ "BreedingCollectibleMining" & @CRLF & _ "CollectibleDeFieSports" & @CRLF & _ "ActionAdventureShooter" & @CRLF & _ "City-BuildingCollectibleSimulation" & @CRLF & _ "ActionStrategy" & @CRLF & _ "AdventureOpen-World" & @CRLF & _ "BreedingRacingSports" & @CRLF & _ "Open-WorldVirtual-World" & @CRLF & _ "CollectibleIdle" & @CRLF & _ "ActionAdventure" & @CRLF & _ "CardCollectiblePVP" & @CRLF & _ "Battle-RoyaleFantasyMOBA" & @CRLF & _ "City-Building" & @CRLF & _ "BuildingMMOStrategy" & @CRLF & _ "AdventureMMORPG" & @CRLF & _ "ActionAdventureIdle" & @CRLF & _ "MOBARPGStrategy" & @CRLF & _ "MMORPGStrategy" & @CRLF & _ "CardCollectibleIdle" & @CRLF & _ "Open-WorldPVPRPG" & @CRLF & _ "DeFiMMOSpace" & @CRLF & _ "Collectible" & @CRLF & _ "CardCollectiblePVP" & @CRLF & _ "Auto-BattlerDeFiRPG" & @CRLF & _ "AdventureMMOOpen-World" & @CRLF & _ "CollectibleOpen-WorldVirtual-World" & @CRLF & _ "CollectibleIdleRPG" & @CRLF & _ "CardCollectiblePVP" & @CRLF & _ "ActionAdventurePVP" & @CRLF & _ "Sci-FiShooterSurvival" & @CRLF & _ "ActionStrategy" & @CRLF & _ "ArcadeMinigame" & @CRLF & _ "BreedingPVPRacing" & @CRLF & _ "MOBAPVP" & @CRLF & _ "ActionSports" & @CRLF & _ "PVPSpaceTurn-based" & @CRLF & _ "MMOStrategyTower-Defense" Local $sSubst = "\g<0> " Local $sResult = StringRegExpReplace($sString, $sRegex, $sSubst) MsgBox($MB_SYSTEMMODAL, "Result", $sResult)

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 AutoIt, please visit: https://www.autoitscript.com/autoit3/docs/functions/StringRegExp.htm