How to empty the data of a div using jquerty code example

Example 1: javascript clear div

//using javascript
document.getElementById(elementID).innerHTML = "";

//using JQuery
$('#elementID').html('');

Example 2: .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();
});