jQuery - Select everything except a single elements and its children?

Question

I\'m trying to remove everything in the whole body, except of a single element and its children. How can I accomplish this?

Edit 1 Consider the foll

Answer 1

This code worked for me.

$('body > * :not(#123)').remove()

You need to give space between * and : . Earlier when try to use the code with

$('body > *:not(#123)').remove() it did not work. I had to give space between * and : character.

Happy coding.