swal({
            title: 'Auto close alert!',
            html: 'I will close in <strong></strong> seconds.',

            onOpen: () => {
                var ano = $('.slt-ano').val()
                swal.showLoading()
                $.ajaxSetup({
                    headers: {
                        'X-CSRF-TOKEN' : $('meta[name="csrf-token"]').attr('content')
                    }
                })
               return  $.ajax({
                    url : '{{ route('medicao.getDadosToGrapsh') }}',
                    type: 'post',
                    dataType: 'json',
                    data: {
                        ano : ano
                    }

                }).done((r)=>{
                    return r
                })

            },

        }).then((result) => {
            console.log( result )
            if (
                // Read more about handling dismissals
                result.dismiss === swal.DismissReason.timer
            ) {
                console.log('I was closed by the timer')
            }
        })