Answers for "jquery element empty"

jquery if div is empty

function isEmpty( el ){
      return !$.trim(el.html())
  }
  if (isEmpty($('#element'))) {
      // do something
  }

.empty() in jquery

// Remove all child nodes of the set of matched elements from the DOM
// This method does not accept any arguments.
$("div.parent").empty();

$("button").click(function(){
   $("div").empty();
});