Remove tag around a text node using javascript

Question

If I have some HTML that looks like this:

      This is some text that is being written with
      a high         


        
      

Answer 1

A better unwrap plugin:

$.fn.unwrap = function() {
  this.parent(':not(body)')
    .each(function(){
      $(this).replaceWith( this.childNodes );
    });

  return this;
};

from Ben Alman