Excel has native regex support, and it works exactly how you'd expect.

If you’ve ever doing an assignment for work or study that requires you to display information about a country, you could manually search for it and type it out in ...

If it's over existing data, Excel will ask you first if you want to proceed. Press the Ctrl key before you drag it to copy the data to the new spot so you get a duplicate. If you hold down the Alt key ...