Using [removed] How to create a 'Go Back' link that takes the user to a link if there's no history for the tab or window?

Question

EDIT-2: None of the answers seem to work. Not even the one I previously marked as the answer of this question. Any help is appreciated. Thanks.

Answer 1

echo "
«Go back
";

Will go back one page.

echo "
«Go back
";

Will go back two pages.