[HTML] 模板的用法

<!DOCTYPE html>

<html>

    <head>

        <meta charset="utf-8" />

        <meta name="keywords" content="">

        <meta name="viewport" content="width=device-width,initial-scale=1,maximum-scale=1" >

        <meta name="description" content="" >

        <title></title>

        <script type="text/javascript" src="js/template.js" ></script>

        <script type="text/template" id="app_tpl"><!--     描述：建立模板 -->

            <div class="product">

                <div class="imageContainer">

                    <img src="{#img#}" /><!--｛##｝     自己定义匹配  -->

                    <div class="layer">

                        <p>找同款</p>

                        <p>找相似</p>

                    </div>

                </div>

            </div>

            <div class="content">

                <p class="price">

                    <span class="price-text">￥{#price#}</span>

                    <span class="sum">{#sales#}人付款</span>

                </p>

                <p class="title">{#title#}</p>

                <p class="store">

                    <span class="store-title">{#store#}</span>

                    <span class="adress">{#address#}</span>

                </p>

            </div>

        </script>

    </head>

    <body>

        <div id="app" class="ppa"></div>

    </body>

</html>

<script type="text/javascript">

    document.write(footerTpl);

</script>

<script type="text/javascript">

    //命名空间：封装工具方法

    var Util = {

        //封装选择元素的方法

        id:function(id){

            return document.getElementById(id);

        },

        //封装ajax请求数据方法

        ajax:function(url,callback){

            //创建ajax对象

            var xhr = new XMLHttpRequest();

            //订阅事件

            xhr.onreadystatechange = function(){

                if(xhr.readyState == 4){

                    if(xhr.status == 200){

                        //var data = xhr.responseText;

                        var data = JSON.parse(xhr.responseText);

                        //console.log(xhr.responseText);

                        //处理数据

                        callback&&callback(data);

                    }

                }

            }

            //open方法

            xhr.open('get',url,true);

            //send方法

            xhr.send(null);

        }

    }

    //console.log(Util.id('app_tpl').innerHTML);

    //封装格式化模板方法

    function formDataString(str,data){

        return    str.replace(/\{#(\w+)#\}/g,function(match,$1){

            //console.log(this);//this作用域

            //console.log(arguments);

            console.log('match:'+match);//match实参集合

            console.log($1);

            return data[$1] === undefined?'':data[$1];

        });//w+ 任意多个字符

    }

    var html = '';

    var str = Util.id('app_tpl').innerHTML;

    Util.ajax('data/list.json',function(data){

        //console.log(data);

        //console.log(data.list.length);

        for(var i=0,len=data.list.length;i<len;i++){  

            var list = data.list[i];

            html += formDataString(str,list);

        }

        Util.id('app').innerHTML = html;

    });

</script>
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[HTML] 模板的用法

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