jquery get value from checkboxs code example
Example 1: get value of selected checkbox jquery
$('#checkbox_id:checked').val();
//if checkbox is selected than gets its value
Example 2: jquery get value checkbox checked
console.log($('input[name="locationthemes"]:checked').serialize());
//or
$('input[name="locationthemes"]:checked').each(function() {
console.log(this.value);
});