knockout_主页的demo复习
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>无标题文档</title>
<script src="http://localhost:81/js/knockout.js"></script>
</head>
<body>
<div data-bind="foreach: peoples">
<p>Person<span data-bind="text: person"></span></p>
<ul data-bind="foreach: children">
<li data-bind="text : $data"></li>
</ul>
<h4 data-bind="visible: $root.showTime">
<!--
<h4 data-bind="visible: $parent.showTime">这样也行;
-->
render time = <b data-bind="text: new Date().getSeconds()"></b>
</h4>
<input type="text" data-bind="value:childValue">
<button data-bind="click: addChild">addOne</button>
</div>
<label for="times">
<input type="checkbox" data-bind="value: showTime"/>
</label>
<script>
//在knockout中的所有绑定都是通过 元素属性的 data-bind=""进行绑定的，只要有两种绑定方式：ko.observable绑定变量，ko.observableArray绑定数组;
function Person(name,child) {
this.person = ko.observable();
this.children = ko.observableArray(child);
this.childValue = ko.observable("c0");
this.addChild = function(){
this.children.push( this.childValue )
}
};
var peoples = {
peoples : [new Person("t",["7","8","9"]),new Person("tt",["6","5","4"]),new Person("qihao",["1","2","3"])],
showTime : ko.observable(false)
};
ko.applyBindings( peoples );
</script>
</body>
</html>
天道酬勤
