#include <MsgBoxConstants.au3> ; to declare the Constants of MsgBox
Local $sRegex = "(?m)(?xsm)" & @CRLF & _
"(.+) # copy-past replacement to "
Local $sString = "=IFERROR(" & @CRLF & _
" MAX(" & @CRLF & _
" INDEX(" & @CRLF & _
" raw_wells_prod!R1," & @CRLF & _
" MATCH(" & @CRLF & _
" 1," & @CRLF & _
" raw_wells_prod!R," & @CRLF & _
" 0" & @CRLF & _
" )" & @CRLF & _
" )," & @CRLF & _
" INDEX(" & @CRLF & _
" raw_wells_inj!R1," & @CRLF & _
" MATCH(" & @CRLF & _
" 1," & @CRLF & _
" raw_wells_prod!R," & @CRLF & _
" 0" & @CRLF & _
" )" & @CRLF & _
" )" & @CRLF & _
" )," & @CRLF & _
" 0" & @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