What to write in for postcode Ireland when filling out a form online?

In Ireland, postcodes are called `Eircodes`. Postcodes in Ireland consist of seven characters, for example:

`"F23 YX02"`

- The first character is a letter.

- The second character is a number.

- The third and fourth characters are letters.

- The fifth character is a space.

- The sixth and seventh characters are letters or numbers.