<table border="0" align="center" cellpadding="0" cellspacing="0" width="800px" style="border:1px solid #e9e9e9;font-family:Arial,Helvetica,sans-serif;font-size:12px"> <tbody><tr> <td bgcolor="#01325d" style="color:#ffffff;height:70px;width:800px" align="center">Gestion des rendez-vous au centre de VFS</td> </tr> <tr> <td colspan="2" style="padding:20px"><p>hello,</p><p>your code is 458855 please confirme.</p><br><br><p>Merci.</p><p>thank,</p><p>do not repley</p><br><br><p></p><br><br><br></td> </tr> <tr> <td bgcolor="#01325d" style="text-align:center;color:#ffffff;height:70px;width:800px">Partenaires solutions</td> </tr></tbody></table>

that is the element

I am trying to make a script that copie spicific string (only numbers) of a certain element in email body, and put it into the clipboard (ready to paste). This element is within gmail, which I cannot modify. iam using tampermonkey.
the text to want to copied is only the digital contant exemple: "your code is 458855 please confirme..."
plz help i realy need it