Row Numbering, Row Checkboxes

script.js

var $grid = $(".demo6").grid({
    rowNumbers: true, 
    checkboxes:true
});

$grid.on("rowCheck",function(e, $checkbox, rowData) {
    // using the checkbox, seeing if were checked or unchecked
    var checked = $checkbox[0].checked ? "checked" : "unchecked";
    
    // calling the notify method on the grid plugin
    $(this).grid("notify","you "+checked+" "+rowData.Username,1000);
});