Ajax call with jQuery

ajax call

$('#add').click(function () {

  var id = $(this).attr("target-id");
  var data = {id : id};
  
  // if type post
  // { _token: "{{ csrf_token() }}", id: id}
  
  

  $.ajax({
    type:"GET",
    cache:false,
    url:"welcome.php",
    // if send with formData then
    // processData: false, contentType: false,
    data:data,    
    success: function (response) {
        console.log(response)
    }
  });
});


//on change get sub category
  $('#category_id').on('change', function(){
      let id = $(this).val();

      $.get( "{{url('admin/get_subcategory_bycategory')}}",{id: id}, function( data ) {
          $('#subcategory_id option:not(".default")').remove();
          $.each(JSON.parse(data), function(key, value){
              let html = `<option value="${value.id}">${value.name}</option>`;
              $('#subcategory_id').append(html);
          })
      });
  })