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

/
/
gm

Test String

Substitution

Processing...

Code Generator

Generated Code

#include <MsgBoxConstants.au3> ; to declare the Constants of MsgBox Local $sRegex = "(?m)^(\s*"[^"]+")" Local $sString = ""sound_materials"" & @CRLF & _ "{" & @CRLF & _ " "common"" & @CRLF & _ " {" & @CRLF & _ " "value" "0"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop"" & @CRLF & _ " "equip_sound" "ui.inv_equip"" & @CRLF & _ " }" & @CRLF & _ " "chest"" & @CRLF & _ " {" & @CRLF & _ " "value" "1"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_chest"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_chest"" & @CRLF & _ " }" & @CRLF & _ " "pennant"" & @CRLF & _ " {" & @CRLF & _ " "value" "2"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_pennant"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_pennant"" & @CRLF & _ " }" & @CRLF & _ " "key"" & @CRLF & _ " {" & @CRLF & _ " "value" "3"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_key"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_key"" & @CRLF & _ " }" & @CRLF & _ " "metal_small"" & @CRLF & _ " {" & @CRLF & _ " "value" "4"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_metalsmall"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_metalsmall"" & @CRLF & _ " "equip_sound" "ui.inv_equip_metalsmall"" & @CRLF & _ " }" & @CRLF & _ " "metal_armor"" & @CRLF & _ " {" & @CRLF & _ " "value" "5"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_metalarmour"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_metalarmour"" & @CRLF & _ " "equip_sound" "ui.inv_equip_metalarmour"" & @CRLF & _ " }" & @CRLF & _ " "metal_blade"" & @CRLF & _ " {" & @CRLF & _ " "value" "6"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_metalblade"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_metalblade"" & @CRLF & _ " "equip_sound" "ui.inv_equip_metalblade"" & @CRLF & _ " }" & @CRLF & _ " "metal_heavy"" & @CRLF & _ " {" & @CRLF & _ " "value" "7"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_metalheavy"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_metalheavy"" & @CRLF & _ " "equip_sound" "ui.inv_equip_metalheavy"" & @CRLF & _ " }" & @CRLF & _ " "staff_or_blunt"" & @CRLF & _ " {" & @CRLF & _ " "value" "8"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_staff"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_staff"" & @CRLF & _ " "equip_sound" "ui.inv_equip_staff"" & @CRLF & _ " }" & @CRLF & _ " "robes"" & @CRLF & _ " {" & @CRLF & _ " "value" "9"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_robes"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_robes"" & @CRLF & _ " "equip_sound" "ui.inv_equip_robes"" & @CRLF & _ " }" & @CRLF & _ " "leather"" & @CRLF & _ " {" & @CRLF & _ " "value" "10"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_leather"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_leather"" & @CRLF & _ " "equip_sound" "ui.inv_equip_leather"" & @CRLF & _ " }" & @CRLF & _ " "quiver"" & @CRLF & _ " {" & @CRLF & _ " "value" "11"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_quiver"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_quiver"" & @CRLF & _ " "equip_sound" "ui.inv_equip_quiver"" & @CRLF & _ " }" & @CRLF & _ " "stone"" & @CRLF & _ " {" & @CRLF & _ " "value" "12"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_stone"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_stone"" & @CRLF & _ " "equip_sound" "ui.inv_equip_stone"" & @CRLF & _ " }" & @CRLF & _ " "wood"" & @CRLF & _ " {" & @CRLF & _ " "value" "13"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_wood"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_wood"" & @CRLF & _ " "equip_sound" "ui.inv_equip_wood"" & @CRLF & _ " }" & @CRLF & _ " "bone"" & @CRLF & _ " {" & @CRLF & _ " "value" "14"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_bone"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_bone"" & @CRLF & _ " "equip_sound" "ui.inv_equip_bone"" & @CRLF & _ " }" & @CRLF & _ " "jug"" & @CRLF & _ " {" & @CRLF & _ " "value" "15"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_jug"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_jug"" & @CRLF & _ " "equip_sound" "ui.inv_equip_jug"" & @CRLF & _ " }" & @CRLF & _ " "gun"" & @CRLF & _ " {" & @CRLF & _ " "value" "16"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_gun"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_gun"" & @CRLF & _ " "equip_sound" "ui.inv_equip_gun"" & @CRLF & _ " }" & @CRLF & _ " "highvalue"" & @CRLF & _ " {" & @CRLF & _ " "value" "17"" & @CRLF & _ " "start_drag_sound" "ui.inv_pickup_highvalue"" & @CRLF & _ " "end_drag_sound" "ui.inv_drop_highvalue"" & @CRLF & _ " "equip_sound" "ui.inv_equip_highvalue"" & @CRLF & _ " }" & @CRLF & _ "}" Local $sSubst = "\1:" 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