jQuery UI DatePicker - Change Date Format

Question

I am using the UI DatePicker from jQuery UI as the stand alone picker. I have this code:

And the

Answer 1

You can add and try this way:

HTML file:

JavaScript file:

$(function() {  
    $("#demoDatepicker").datepicker({
        dateFormat: 'dd/mm/yy',
        changeMonth: true,
        changeYear: true,
        constrainInput: false
    });
});