Edit in JSFiddle

var people =function(first,last){
var self=this;
self.firstName =first;
self.lastName =last;

};//定义一个people类

var SimpleListModel =function(peoples){
var self=this;
self.people =peoples;
};//viewModel中包含一个people数组


ko.applyBindings(new SimpleListModel([new people('樱木','花道'),new people('宫城','良田'),new people('流川','枫'),new people('赤木','刚宪')]), document.getElementById("Demo1"));

<h1>演示 KnockOut control flow</h1>
<hr />
<ul>
   <li  class="Point">
    1、<b  class="PointTitle">使用<span class="KeyWord">foreach</span>绑定</b><br />
        <ul class="PointDesc">
            <li>foreach绑定的常用场景：在容器元素中使用foreach指定要迭代的数组，在子元素中绑定数组对象的属性名</li>
        </ul>
        <div  class="PointDemo" id="Demo1">
           <table>
                <thead>
                    <tr><th>First name</th><th>Last name</th></tr>
                </thead>
                <tbody data-bind="foreach: people">
                    <tr>
                        <td data-bind="text: firstName"></td>
                        <td data-bind="text: lastName"></td>            
                    </tr>
                </tbody>
        </table>
        </div>
        <!--下面写一些特殊的提示信息-->
        <div class="PSFrame">
        使用父元素来进行foreach绑定，实际上是把子元素当做了匿名模板来使用。
        </div>
        <hr />
    </li>
</ul>
<hr />

/*Demo�ļ���ʽ*/
body
{
    background-color: #e3e5d4;
}
/*  ֪ʶ��    */
.Point
{
    margin: 20px,0,0,0;
}
/*  ֪ʶ�����    */
.PointTitle
{
    color:#0d8d0d;
}
/*  �ؼ���    */
.KeyWord
{
    color:Red;
}
/*  ֪ʶ������    */
.PointDesc
{
    font-family: Arial;
    font-size: 15px;
    color:#09acb8;
}
.PointDesc li
{
    margin: 10px,0,0,0;
}
/*  ֪ʶ��Demo���    */
.PointDemo
{
    border-style:double; 
    border-color:#dcd559;
    min-height:100px;
    font-family: Corbel;
    font-size: 20px;
    color: #00174f;
}
/*  ��Ҫ������ʾ����Ϣ���    */
.PSFrame
{
    border-style: dashed; 
    border-color:#78e6ef;
    font-family: Corbel;
    font-size: 20px;
    font-style:italic;
    color: #b86c00;
}
/*  ������ʾ    */
.error {
    color:Red;
    
}
/*  **********************************************************    */
/*��Ҫǿ������ʽ*/
.Notice
{
    font-weight: bold;
    font-family:Bodoni MT Black;
    color: #cd0707;
}

/*  **********************************************************    */
/*�������ʽ*/
input[type="text"]
{
    min-width:250px;
}
select
{
    min-width:400px;
}