2024年2月7日发(作者:)
JsJson
js和json
工程地址: /svn/trunk/code/HtmlPro
js解析json
var json = eval(${json}); //${json}:json字符串
格式
function test(){
var a =
[
//一个数组
{ //一个json对象(类似于Bean,字段名:字段值)
"省份":"福建",
"面积":16800,
"人口":1600,
"城市":["福州","泉州","厦门","漳州"],//值可以是数组
"特产":{"吃":"海鲜","喝":"茶","玩":"武夷山"}//值可以是另一个json对象
},{
"省份":"广东",
"面积":6400,
"人口":1800,
"城市":["杭州","温州","台州","舟山"],
"特产":{"吃":"海鲜","喝":"茶","玩":"西湖"}
}
];
//调用属性两种;第一种:a[0]["省份"],第二种:a[0].省份
alert("省份:"+a[0]["省份"]+"
省份:"+a[0].省份+"
城市:"+a[0].城市[1]+"
特产.玩:"+a[0].特产.玩);
var speciality = a[0].特产;
var specialityName="";
//循环json里面的属性
for(var key in speciality){
specialityName = specialityName + " key: "+key+" value:"+speciality[key];
}
alert("特产:"+specialityName);
}
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