//
Here observable array contain three objects.
var entries = ko.observableArray([
{ id: '1', name: "Anil", age: '28', type: "A" },
{ id: '2', name: "Kumar", age: '27', type: "B" },
{ id: '3', name: "Singh", age: '29', type: "C" }
]);
var filterdStaus = ko.observable('Kushinagar');
var match = ko.utils.arrayFirst(entries(), function (ech) {
return filterdStaus === ech.Status;
});
if (match) {
entries.push(entry);
}