#include <StringConstants.au3> ; to declare the Constants of StringRegExp
#include <Array.au3> ; UDF needed for _ArrayDisplay and _ArrayConcatenate
Local $sRegex = "(?m)(?<=Existing Products & Quantity & ID)(.|\n)*(?=CURRENT)"
Local $sString = "B) For Insert and Modify : Modify Information of Products" & @CRLF & _
"(Must check and verify)" & @CRLF & _
"Existing Products & Quantity & ID" & @CRLF & _
"(1) Jeans 75 J73820" & @CRLF & _
"(2) Shirts 10 S02932" & @CRLF & _
"(3) Bottoms 2 B0239" & @CRLF & _
"*Order ID (Customer Purchase): THK78183XL9102" & @CRLF & _
"*Item to check: Stock, Brand" & @CRLF & _
"*Before and after:" & @CRLF & _
"" & @CRLF & _
"CURRENT" & @CRLF & _
"" & @CRLF & _
"-----------------------------------------------------------------------------" & @CRLF & _
"Product ID : J73820" & @CRLF & _
"Quantity : 75" & @CRLF & _
"Title : Jeans" & @CRLF & _
"Brand: XXXX" & @CRLF & _
"-----------------------------------------------------------------------------" & @CRLF & _
"NEXT ACTION" & @CRLF & _
"Increase stock" & @CRLF & _
"" & @CRLF & _
"TO BE" & @CRLF & _
"" & @CRLF & _
"-----------------------------------------------------------------------------" & @CRLF & _
"Product ID : J73820" & @CRLF & _
"Quantity : 100" & @CRLF & _
"Title : Jeans" & @CRLF & _
"Brand: XXXX" & @CRLF & _
"-----------------------------------------------------------------------------" & @CRLF & _
"NEXT ACTION" & @CRLF & _
"Add 25 unit"
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