Answers for "get only checkbox checked row in jquery"

jquery get value checkbox checked

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

//or

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

if checkbox checked jquery value 1

var checked = '0';  if($('#checkbox').prop('checked')){ checked = '1'; }