how to get current page number in pagination jquery code example

Example: jquery pagination example

$('#demo').pagination({    dataSource: [1, 2, 3, 4, 5, 6, 7, ... , 100],    pageSize: 5,    showPrevious: false,    showNext: false,    callback: function(data, pagination) {        // template method of yourself        var html = template(data);        dataContainer.html(html);    }})