How to count the json data before loading the datables

saurav440

Hi ,
How to count the records in datatables before loading . Below is my datatables

var Table;
function displayDataTable() {
Table= $('#example').DataTable(
{
"ajax": {
"url": '@Url.Action("Search", "Home")',
"dataSrc": "",
"dataType": "json",
},
"dom": '<"row"<"col-xs-6"f><"col-xs-6 text-right toolbar">>rt<"row"<i><l><"col-xs-12"p>>',
"pagingType": "simple_numbers",

"columns": [

{ "data": "CashId" },
{ "data": "PaymentType" },
{ "data": "Amount" },
{ "data": "PhoneNumber" },
{ "data": "Name" },
],
"columnDefs": [

            { orderable: false, targets: 5 }
    ],         
    "order": [[1, 'desc']],
});

}