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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title></title> <script src="js/knockout-3.4.0.js" type="text/javascript" charset="utf-8"></script> </head> <body> Today‘s message is:<span data-bind="text:myMessage"></span> <script type="text/javascript"> var myViewModel = { myMessage:ko.observable() }; ko.applyBindings(myViewModel); setTimeout(function(){ myViewModel.myMessage("Hello, world!"); },2000); </script> </body> </html>
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title></title> <script src="js/knockout-3.4.0.js" type="text/javascript" charset="utf-8"></script> </head> <body> The item is <span data-bind="text: priceRating"></span> today. <script type="text/javascript"> var viewModel = { price: ko.observable(24.95) }; viewModel.priceRating = ko.pureComputed(function() { return this.price() > 50 ? "expensive" : "affordable"; }, viewModel); ko.applyBindings(viewModel); </script> </body> </html>
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title></title> <script src="js/knockout-3.4.0.js" type="text/javascript" charset="utf-8"></script> </head> <body> The item is <span data-bind="text: price() > 50 ? ‘expensive‘ : ‘affordable‘"></span> today. <script type="text/javascript"> var viewModel = { price: ko.observable(24.95) }; ko.applyBindings(viewModel); </script> </body> </html>
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title></title> <script src="js/knockout-3.4.0.js" type="text/javascript" charset="utf-8"></script> </head> <body> Today‘s message is:<span data-bind="text:myMessage"></span> <script type="text/javascript"> var viewModel = { myMessage:ko.observable() }; ko.applyBindings(viewModel); viewModel.myMessage("<i>Hello, world!</i>"); </script> </body> </html>
这个是插不入文本不是html如果想插入html请吧text换成html
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title></title> <script src="js/knockout-3.4.0.js" type="text/javascript" charset="utf-8"></script> </head> <body> <ul data-bind="foreach: items"> <li><span data-bind="text:name"></span></li> </ul> <script type="text/javascript"> var viewModel = { items:ko.observableArray([{‘name‘:"111"},{‘name‘:"22222"}]) // items:[{‘name‘:"111"},{‘name‘:"22222"}] }; ko.applyBindings(viewModel); viewModel.items.push({name:‘3333‘}) </script> </body> </html>
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原文地址：http://www.cnblogs.com/tongchuanxing/p/5654590.html
