JAVASCRIPT

jquery checkbox checked value

if ($('#check_id').is(":checked"))
{
  // it is checked
}

get value of selected checkbox jquery

$('#checkbox_id:checked').val();
//if checkbox is selected than gets its value

jquery get value checkbox checked

console.log($('input[name="locationthemes"]:checked').serialize());

//or

$('input[name="locationthemes"]:checked').each(function() {
   console.log(this.value);
});

jQuery get values of selected checkboxes

$('input[name="checkboxGroup"]:checked');  // returns checked input objects

get the value of a checkbox jquery

$("input[type='checkbox']").val();
$('#check_id').val();

how to get checked value of checkbox in jquery

  $("#check").change(function () {
            if (this.checked) {
                //I am checked
                name_val = $('#name').val();
                $('#player').val(name_val);
            } else {
                //I'm not checked
                $('#player').val('');
            }
        });