OnaBai's answer doesnt work like dataTables does data tables treats spaces as and across fields. In the fiddle if you type "chef 36" it show no results dataTables search would show the row that has a productid of 5 since it has chef in one column and the 36 in another.
the correct code would look like this http://jsfiddle.net/Naka3/38/.
$("#category").keyup(function () {
var selecteditem = $('#category').val();
var kgrid = $("#grid").data("kendoGrid");
selecteditem = selecteditem.toUpperCase();
var selectedArray = selecteditem.split(" ");
if (selecteditem) {
//kgrid.dataSource.filter({ field: "UserName", operator: "eq", value: selecteditem });
var orfilter = { logic: "or", filters: [] };
var andfilter = { logic: "and", filters: [] };
$.each(selectedArray, function (i, v) {
if (v.trim() == "") {
}
else {
$.each(selectedArray, function (i, v1) {
if (v1.trim() == "") {
}
else {
orfilter.filters.push({ field: "ProductName", operator: "contains", value:v1 },
{ field: "QuantityPerUnit", operator: "contains", value:v1});
andfilter.filters.push(orfilter);
orfilter = { logic: "or", filters: [] };
}
});
}
});
kgrid.dataSource.filter(andfilter);
}
else {
kgrid.dataSource.filter({});
}
});