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2016-01-15 11:22作者：fang
本文实例讲述了jquery+json实现动态商品内容展示的方法。分享给大家供大家参考，具体如下：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="zh" lang="zh" dir="ltr">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<mce:script type="text/javascript" src="jquery-1.4.4.min.js" mce_src="jquery-1.4.4.min.js"></mce:script>
<title>Example | xHTML1.0</title>
</head>
<mce:style><!--
div{width:50px;height:50px;float:left;margin:10px; text-align:center;}
.a{font-size:50px;float:left; cursor:pointer;}
.b{font-size:50px;background-color:yellow;float:left; cursor:pointer;}
.border{border:2px solid;}
.bb{}
--></mce:style><style mce_bogus="1">div{width:50px;height:50px;float:left;margin:10px; text-align:center;}
.a{font-size:50px;float:left; cursor:pointer;}
.b{font-size:50px;background-color:yellow;float:left; cursor:pointer;}
.border{border:2px solid;}
.bb{}</style>
<mce:script type="text/javascript"><!--
$(function () {
var _json = {"red":{"small":"10","middle":"15","large":"20","max_large":"25"},"blue":{"small":"33","middle":"35","large":"9","max_large":"30"},"green":{"small":"34","middle":"30","large":"19","max_large":"3"},"orange":{"small":"9","middle":"15","large":"29","max_large":"18"}};
var _color_value;
var _size_value;
var _store_value;
$("#select_color div").click(function () {
$("#select_color div").attr("class","/bb");
$(this).attr("class","border");
_color_value = $(this).attr("date-value");
change_span_value()
});
$("#select_size div").click(function () {
$("#select_size div").attr("class","a");
$(this).attr("class","b");
_size_value = $(this).attr("date-value");
change_span_value()
});
function change_span_value() {
var _value = _json[_color_value][_size_value];
if (_value != undefined) {
$("#span_store").text(_value+"件");
}
}
});
// --></mce:script>
<body>
<div style="width:100%;margin:10px;" id="select_color">
<div style="background-color:red;cursor:pointer;" mce_style="background-color:red;cursor:pointer;" date-value="red">Red</div>
<div style="background-color:blue;cursor:pointer;" mce_style="background-color:blue;cursor:pointer;" date-value="blue">Blue</div>
<div style="background-color:green;cursor:pointer;" mce_style="background-color:green;cursor:pointer;" date-value="green">Green</div>
<div style="background-color:orange;cursor:pointer;" mce_style="background-color:orange;cursor:pointer;" date-value="orange">Orange</div>
</div>
<div style="width:100%;margin:10px;" id="select_size">
<div class="a" date-value="small">S</div>
<div class="b" date-value="middle">M</div>
<div class="a" date-value="large">L</div>
<div class="a" date-value="max_large">XL</div>
</div>
<div style="width:100%;margin:10px;text-align:left;" id="select_store">
库存：（<span id="span_store">1000件</span>）
</div>
<div style="border:2px solid;width:100px;height:100px;background-color:gray"></div>
</body>
</html>
希望本文所述对大家jQuery程序设计有所帮助。
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