<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>测试</title>
<link rel="stylesheet" type="text/css" href="css/t.css"/>
</head>
<body >
<script>
//定义json数组
var obj={
wan:"wang",
"yu":"wang2",
sex:"男"
};
function read(){
alert(obj.wan);
alert(obj.yu)
alert(obj.sex);
obj.sex="女";
}
//for循环对象
function forEach(){
for(var c in obj){
alert("得出当前:"+obj[c]);
}
}
read();
alert(obj.sex);
forEach();
</script>
</body>
</html>