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
  • Match everything enclosed
    (?:...)
  • Capture everything enclosed
    (...)
  • 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

/
/
gmi

Test String

Substitution

Processing...

Code Generator

Generated Code

#include <MsgBoxConstants.au3> ; to declare the Constants of MsgBox Local $sRegex = "(?mi)\s(SOCIEDAD ANONIMA|LIMITADA|L.?T.?D.?A.?|E.?I.?R.?L.?|S.?P.?A.?)|(LIMIT[DA]*?)|(S[\.\s]{0,2}?A\.?)$" Local $sString = "SERVICIOS MARITIMOS LITORAL LIMITADA" & @CRLF & _ "GINO ALBERTO GATTINI COLLAO" & @CRLF & _ "DORA SUSY TAPIA SANTOS" & @CRLF & _ "MARIA VERONICA CORDOVA CARBONELL" & @CRLF & _ "JEREMY ADRIAN BURFORD BEER" & @CRLF & _ "SOC DE INVERSIONES GUINGUIS Y JADAD LTDA" & @CRLF & _ "DIGNA ISABEL RETAMAL ARAYA" & @CRLF & _ "EVELYN JOHANNA PEREIRA HENRIQUEZ" & @CRLF & _ "MANUFACTURAS TEXTILES COLETT INTERNACIONAL LIMITADA" & @CRLF & _ "NATALIA CAROLINA ESPINA TEILLIER" & @CRLF & _ "INVERSIONES COP DE ROC LIMITADA" & @CRLF & _ "AGRICOLA LA RINCONADA DE CALERA DE TANGO LIMITADA" & @CRLF & _ "BOSTON SCIENTIFIC LATIN AMERICA B V CHILE LIMITADA" & @CRLF & _ "COMERCIALIZADORA PRODUCTOS DEL NORTE Y SERVICIOS LTDA" & @CRLF & _ "LATITUD 90 S A" & @CRLF & _ "s.a." & @CRLF & _ "s.a" & @CRLF & _ " sa" & @CRLF & _ " s.a." & @CRLF & _ "sa." & @CRLF & _ "S. A." & @CRLF & _ "COMERCIAL DICU LIMITADA" & @CRLF & _ "MARIO DEL VILLAR ESCUTI Y CIA LTDA" & @CRLF & _ "AGRICOLA Y FORESTAL LAS BANDURRIAS LIMITADA" & @CRLF & _ "CHIRINO Y ASOCIADOS,AUDITORES CONSULTORES LIMITADA" & @CRLF & _ "VICHERAT Y PRADENAS LIMITADA" & @CRLF & _ "ASESORIAS E INMOBILIARIA FROIMOVICH LIMITADA" & @CRLF & _ "KENTUCKY FOODS CHILE LTDA" & @CRLF & _ "EPREL LIMITADA INGENIERIA Y CONSTRUCCION" & @CRLF & _ "PLASTICOS ARAUCO LIMITADA" & @CRLF & _ "INVERSIONES Y CALZADOS GRECO LIMITADA" & @CRLF & _ "PESQUERA OMEGA LIMITADA" & @CRLF & _ "PERFORACIONES AUSDRILL (CHILE) LTDA" & @CRLF & _ "KINTETSU WORLD EXPRESS (CHILE) LIMITADA" & @CRLF & _ "SOC PESQUERA QUEHUI S. A." & @CRLF & _ "DORA SUSY TAPIA SANTOSsat" & @CRLF & _ "TALLERES LUCAS ATACAMA LIMITADA" & @CRLF & _ "AUTOMOTRIZ QUELLE LIMITADA" & @CRLF & _ "ERRAZURIZ Y BUSTAMANTE LTDA" & @CRLF & _ "MARVELKLEEN SOCIEDAD ANONIMA" & @CRLF & _ "BODEGAJE Y ALMACENAJE LIMITADA" & @CRLF & _ "SODEXO INVERSIONES S A" & @CRLF & _ "COMERCIALIZADORA DE ARTICULOS DE ORTOPEDIA Y TRAUMATOLOGIA" & @CRLF & _ "TAYLOR Y MONTGOMERY S A" Local $sSubst = "" 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