jQuery addClass example

Change class name on click in jQuery

by Edward

HTML

<div id="output">

</div>

CSS

#output {
  white-space: pre;
}

JavaScript

function array_diff(array1, array2) {
  return array1.filter(function(v) { return array2.indexOf(v) < 0 });
/*     var i, temp = [];
    
    var length = array1.length;
    for (i = 0; i < length; ++i) {
      if (array2.indexOf(array1[i]) === -1) temp.push(array1[i]);
    }
    return temp; */
  }
  
function output(text) {
    $('#output').append($('<div/>').text(text));
}
var a1 = [1,2,3];
var a2 = [2,3,4];

output(array_diff(a1, a2));
output(array_diff(a2, a1));