How overdue is "delete all email messages"? Clicking edit and then swiping a mess of messages to delete is tedious. The workaround for me is to have server side

How overdue is "delete all email messages"? Clicking edit and then swiping a mess of messages to delete is tedious. The workaround for me is to have server side Exchange rules that put messages into particular folders. Which means I have to fire up a VM running Windows to get to Outlook because the Mac version doesn't support server-side rules ... arg! This is the single feature that I miss from my old Android phone.