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

Code Generator

Language

Generated Code

#include <StringConstants.au3> ; to declare the Constants of StringRegExp #include <Array.au3> ; UDF needed for _ArrayDisplay and _ArrayConcatenate Local $sRegex = "(?m)(?<![構])成分(?:(?:亜鉛|交換|共変量|冷媒|分[子布析離]|判別|効果|化合物|単位|原子|収量|同定|含(?:有量|量)|品質|変[動化数]|強度|得点|技術|拡散|振幅|改善|方程式|材料|栄養剤|検定|概念|段階|比較?|波形|活量|流出|添加|測定|濃度|炭酸塩|物質|特[徴性]|相(?:互作用)?|石炭|移動|組成|経腸栄養|線維|置換|行列|表示?|製剤|評価|試験|調(?:合済みの|[整製])|負荷|輸(?:血(?:療法)?|送)|酵素|重合体|間隔?|関数|領域|[体値名層数群計量鎖]))?" Local $sString = "成分、成分亜鉛、成分交換、成分体、成分値、成分共変量、成分冷媒、成分分子、成分分布、成分分析、成分分離、成分判別、成分効果、成分化合物、成分単位、成分原子、成分収量、成分同定、成分名、成分含有量、成分含量、成分品質、成分変動、成分変化、成分変数、成分層、成分強度、成分得点、成分技術、成分拡散、成分振幅、成分改善、成分数、成分方程式、成分材料、成分栄養剤、成分検定、成分概念、成分段階、成分比、成分比較、成分波形、成分活量、成分流出、成分添加、成分測定、成分濃度、成分炭酸塩、成分物質、成分特徴、成分特性、成分相、成分相互作用、成分石炭、成分移動、成分組成、成分経腸栄養、成分線維、成分置換、成分群、成分行列、成分表、成分表示、成分製剤、成分計、成分評価、成分試験、成分調合済みの、成分調整、成分調製、成分負荷、成分輸血、成分輸血療法、成分輸送、成分酵素、成分重合体、成分量、成分鎖、成分間、成分間隔、成分関数、成分領域" & @CRLF & _ "" & @CRLF & _ "構成分量 -- マッチしたくない" & @CRLF & _ "構成分子 -- マッチしたくない" & @CRLF & _ "仮の構成分は払って欲しい -- マッチしたくない" & @CRLF & _ "この成分ならよい -- マッチしたい" & @CRLF & _ "" Local $aArray = StringRegExp($sString, $sRegex, $STR_REGEXPARRAYGLOBALFULLMATCH) Local $aFullArray[0] For $i = 0 To UBound($aArray) -1 _ArrayConcatenate($aFullArray, $aArray[$i]) Next $aArray = $aFullArray ; Present the entire match result _ArrayDisplay($aArray, "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 AutoIt, please visit: https://www.autoitscript.com/autoit3/docs/functions/StringRegExp.htm