on selector change jquery code example

Example 1: jquery select box change event

$('select').on('change', function (e) {
    var optionSelected = $("option:selected", this);
    var valueSelected = this.value;
    ....
});

Example 2: jquery on element change

// On element change.
$('mydiv').bind('DOMSubtreeModified', function () {
  console.log('changed');
});