set checkbox value checked using jquery code example
Example 1: jquery set checkbox checked
//jQuery 1.6+ use
$('.checkbox').prop('checked', true);
//jQuery 1.5.x and below use
$('.checkbox').attr('checked', true);
Example 2: get value of checked checkboxes jquery
var values = $('input[name=grepperRocks]:checked')
.map(() => { return this.value }).get();