#include <MsgBoxConstants.au3> ; to declare the Constants of MsgBox
Local $sRegex = "(?mi)<a\b[^>]*href\s*=\s*"cid[^"]*"[^>]*>.*<\/a>"
Local $sString = "<html>" & @CRLF & _
"<head>" & @CRLF & _
"<meta http-equiv="Content-Type" content="text/html; charset=utf-8">" & @CRLF & _
"<meta name="Generator" content="Microsoft Exchange Server">" & @CRLF & _
"<!-- converted from rtf -->" & @CRLF & _
"<style><!-- .EmailQuote { margin-left: 1pt; padding-left: 4pt; border-left: #800000 2px solid; } --></style>" & @CRLF & _
"</head>" & @CRLF & _
"<body>" & @CRLF & _
"<font face="Arial" size="2"><span style="font-size:10pt;">" & @CRLF & _
"<div>notes</div>" & @CRLF & _
"<div><font face="Calibri" size="2"><span style="font-size:11pt;"><img src="cid:0DF540471453B832E300400FF03B0900CFEC1201@1"> <a href="cid:74D8EEA6180AD131B48DC59373FABBABD7E361BB@1">GoodGEMSinstall.docx</a> </span></font></div>" & @CRLF & _
"<div><font face="Calibri" size="2"><span style="font-size:11pt;"> </span></font></div>" & @CRLF & _
"<div><font face="Calibri" size="2"><span style="font-size:11pt;"><b>some</b> <span style="background-color:yellow;">formatted</span> <font size="6" color="red"><span style="font-size:22pt;">text</span></font></span></font></div>" & @CRLF & _
"<div><font face="Calibri" size="2" color="red"><span style="font-size:11pt;"> </span></font></div>" & @CRLF & _
"<div><font face="Calibri" size="2"><span style="font-size:11pt;"><a href="cid:A559E9B55081418F53A3B0914D29351714C64825@1">PowerShell_transcript.20140506143510.txt</a> </span></font></div>" & @CRLF & _
"<div><font face="Calibri" size="2"><span style="font-size:11pt;"> </span></font></div>" & @CRLF & _
"<div><font face="Calibri" size="2"><span style="font-size:11pt;"><a href="http://www.google.com"><font color="blue"><u>www.google.com</u></font></a></span></font></div>" & @CRLF & _
"<div><font face="Calibri" size="2"><span style="font-size:11pt;"> </span></font></div>" & @CRLF & _
"<div><font face="Calibri" size="2"><span style="font-size:11pt;">some links <a href="http://www.test.fr"><font color="blue"><u>www.test.fr</u></font></a> </span></font></div>" & @CRLF & _
"<div><font face="Calibri" size="2"><span style="font-size:11pt;"> </span></font></div>" & @CRLF & _
"</span></font>" & @CRLF & _
"</body>" & @CRLF & _
"</html>" & @CRLF & _
""
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