Collection
Collection
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta http-equiv="X-UA-Compatible" content="ie=edge" />
<title>Document</title>
</head>
<body>
<script type="text/javascript">
var str = '{"id":1,"name":"YM","sex":"\u5973","age":0}';
var tmp = 'alert(1)';
eval(tmp);
//将json字符串转换为对象1:
var list = eval('('+str+')');
console.log(list);
alert(list.sex);
alert(list.name);
//将json字符串转化为对象2
var obj = JSON.parse(str);
console.log(obj);
alert(obj.name);
</script>
</body>
</html>点击 "运行实例" 按钮查看在线实例
