                        课程
                    
                        /前端开发
                        
                            /jQuery
                        
                        /jQuery基础课程

为啥在本地没反应

<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>使用getJSON()方法异步加载JSON格式数据</title>
    <script type="text/javascript" src="jquery-1.10.2.min.js"></script>
    <style type="text/css">
    .title{
        width: 300px;
        height: 50px;
        line-height: 50px;
        color: #fff;
        font-weight: bold;
        background-color: green;
    }
        .fl{
            float: left;
        }
        .fr{
            float: right;
        }
        ul li{ list-style-type: none;}
    </style>
</head>
<body>
    <div id="divtest">
        <div class="title">
            <span class="fl">检测数字的奇偶性</span>
            <span class="fr"><input id="btnCheck" type="button" value="检测"/></span>
        </div>
        <ul>
            <li>
                请输入一个数字
                <input id="txtNumber" type="text" size="12" />
            </li>
        </ul>
        
    </div>
    <script type="text/javascript">
        $(function(){
            $("#btnCheck").bind("click",function(){
                $.post("data/check.php",{
                    num:$("#txtNumber").val()
                },function(data){
                    $("ul").append("<li>你输入的<b>"+$("#txtNumber").val()+"</b><b>是"+data+"</b></li>")
                });
            });
        });
    </script>
</body>

</html>