Regular Expressions 101

Save & Share

  • Regex Version: ver. 3
  • Update Regex
    ctrl+⇧+s
  • Save new Regex
    ctrl+s
  • Add to Community Library

Flavor

  • PCRE2 (PHP >=7.3)
  • PCRE (PHP <7.3)
  • ECMAScript (JavaScript)
  • Python
  • Golang
  • Java 8
  • .NET 7.0 (C#)
  • Rust
  • Regex Flavor Guide

Function

  • Match
  • Substitution
  • List
  • Unit Tests

Tools

Sponsors
There are currently no sponsors. Become a sponsor today!
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

Code Generator

Generated Code

#include <StringConstants.au3> ; to declare the Constants of StringRegExp #include <Array.au3> ; UDF needed for _ArrayDisplay and _ArrayConcatenate Local $sRegex = "(?m)Hub\.config\.set\('\w*',\s*({[\s\S]*})" Local $sString = "Hub = {};" & @CRLF & _ "Hub.config = {" & @CRLF & _ " config: {}," & @CRLF & _ " get: function(key) {" & @CRLF & _ " if (key in this.config) {" & @CRLF & _ " return this.config[key];" & @CRLF & _ " } else {" & @CRLF & _ " return null;" & @CRLF & _ " }" & @CRLF & _ " }," & @CRLF & _ " set: function(key, val) {" & @CRLF & _ " this.config[key] = val;" & @CRLF & _ " }" & @CRLF & _ "};" & @CRLF & _ "" & @CRLF & _ "Hub.config.set('sku', {" & @CRLF & _ " valCartInfo : {" & @CRLF & _ " itemId : '576938415361'," & @CRLF & _ " cartUrl: '//cart.mangolane.com/cart.htm'" & @CRLF & _ " }," & @CRLF & _ " apiRelateMarket : '//tui.mangolane.com/recommend?appid=16&count=4&itemid=576938415361'," & @CRLF & _ " apiAddCart : '//cart.mangolane.com/add_cart_item.htm?item_id=576938415361'," & @CRLF & _ " apiInsurance : ''," & @CRLF & _ " wholeSibUrl : '//detailskip.mangolane.com/service/getData/1/p1/item/detail/sib.htm?itemId=576938415361&sellerId=499095250&modules=dynStock,qrcode,viewer,price,duty,xmpPromotion,delivery,upp,activity,fqg,zjys,amountRestriction,couponActivity,soldQuantity,page,originalPrice,tradeContract'," & @CRLF & _ " areaLimit : ''," & @CRLF & _ " bigGroupUrl : ''," & @CRLF & _ " valPostFee : ''," & @CRLF & _ " coupon : {" & @CRLF & _ " couponApi : '//detailskip.mangolane.com/json/activity.htm?itemId=576938415361&sellerId=499095250'," & @CRLF & _ " couponWidgetDomain: '//assets.mgcdn.com'," & @CRLF & _ " cbUrl : '/cross.htm?type=weibo'" & @CRLF & _ " }," & @CRLF & _ " valItemInfo : {" & @CRLF & _ "" & @CRLF & _ " defSelected: -1," & @CRLF & _ " skuMap : {";20549:103189693;1627207:811754571;":{"price":"528.00","stock":"2","skuId":"4301611864655","oversold":false}," & @CRLF & _ " ";20549:59280855;1627207:412796441;":{"price":"528.00","stock":"2","skuId":"4432149803707","oversold":false}," & @CRLF & _ " ";20549:59280855;1627207:196576508;":{"price":"528.00","stock":"2","skuId":"4018119863100","oversold":false}," & @CRLF & _ " ";20549:72380707;1627207:28341;":{"price":"528.00","stock":"2","skuId":"4166690818570","oversold":false}," & @CRLF & _ " ";20549:418624880;1627207:28341;":{"price":"528.00","stock":"2","skuId":"4166690818566","oversold":false}," & @CRLF & _ " ";20549:418624880;1627207:196576508;":{"price":"528.00","stock":"2","skuId":"4018119863098","oversold":false}," & @CRLF & _ " ";20549:72380707;1627207:3224419;":{"price":"528.00","stock":"2","skuId":"4166690818571","oversold":false}," & @CRLF & _ " ";20549:147478970;1627207:196576508;":{"price":"528.00","stock":"2","skuId":"4018119863094","oversold":false}," & @CRLF & _ " ";20549:72380707;1627207:384366805;":{"price":"528.00","stock":"2","skuId":"4432149803708","oversold":false}," & @CRLF & _ " ";20549:296172561;1627207:811754571;":{"price":"528.00","stock":"2","skuId":"4301611864659","oversold":false}," & @CRLF & _ " ";20549:72380707;1627207:1150336209;":{"price":"528.00","stock":"2","skuId":"4301611864664","oversold":false}," & @CRLF & _ " ";20549:147478970;1627207:93586002;":{"price":"528.00","stock":"2","skuId":"4018119863095","oversold":false}}" & @CRLF & _ " ,propertyMemoMap: {"1627207:811754571":"黑色单里(预售) 年后2.29发货","1627207:93586002":"黑色加绒 现货","1627207:412796441":"黑色(兔毛) 现货","1627207:384366805":"米白色(兔毛) 现货","1627207:3224419":"驼色 现货","1627207:1150336209":"驼色单里(预售) 年后2.29发货","1627207:28341":"黑色 现货","1627207:196576508":"驼色加绒 现货"}" & @CRLF & _ "" & @CRLF & _ "" & @CRLF & _ " }" & @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