Contoh knockout js ini berfungsi saat Anda mengedit bidang dan menekan TAB, viewmodel data dan karenanya teks di bawah bidang diperbarui.
Bagaimana saya bisa mengubah kode ini agar data model view diperbarui setiap kali tombol ditekan?
<!doctype html>
<html>
<title>knockout js</title>
<head>
<script type="text/javascript" src="js/knockout-1.1.1.debug.js"></script>
<script type="text/javascript">
window.onload= function() {
var viewModel = {
firstName : ko.observable("Jim"),
lastName : ko.observable("Smith")
};
viewModel.fullName = ko.dependentObservable(function () {
return viewModel.firstName() + " " + viewModel.lastName();
});
ko.applyBindings(viewModel);
}
</script>
</head>
<body>
<p>First name: <input data-bind="value: firstName" /></p>
<p>Last name: <input data-bind="value: lastName" /></p>
<h2>Hello, <span data-bind="text: fullName"> </span>!</h2>
</body>
</html>