Knockout JS 入门示例

时间:2023-03-08 16:54:10
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="MyWeb.WebForm1" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<script src="knockout-2.2.1.js" type="text/javascript"></script> </head>
<body>
<form id="form1" runat="server">
<div>
<input id="Text1" type="text" data-bind="value: Text1" />
<input id="Text2" type="text" data-bind="value: Text2" />
<input id="Text3" type="text" data-bind="value: Text3" />
</div>
</form>
<script src="a/b/js1.js" type="text/javascript"></script>
</body>
</html>
var testKo = function () {
self = this;
self.Text1 = ko.observable("1");
self.Text2 = ko.observable("2");
self.Text3 = ko.dependentObservable(function () {
if (parseInt(self.Text1()) > 10 && parseInt(self.Text2()) < -5)
return parseInt(self.Text1()) + parseInt(self.Text2());
else
return parseInt(self.Text1()) - parseInt(self.Text2());
});
}
ko.applyBindings(new testKo());