always notify
by Jaganathan
HTML
<p> Name: <input data-bind="value: name" /> </p>
<p> Name has been changed <span data-bind="text: count"></span> times </p>
JavaScript
var vm = {
name: ko.observable('Jagan').extend({notify: 'always'}),
count: ko.observable(0)};
vm.name.subscribe(function() { this.count(this.count() + 1) }, vm);
ko.applyBindings(vm);