This looks like it's for Google Sheets. Can you explain what it's supposed to do, or, better, what you specifically need it to do? It sounds like there might already be code on TeachExcel that can help, I'm just not sure exactly what you're trying to do.
Actually, this function 'REGEXEXTRACT' is not available in Excel, I need to do a lot of data by using this. It so boring to do in google sheet because there is the limitation of rows, So I need it in excel 2013, Please help me if you able to do