摘要：var userlist={ "row1":{name:"张三",age:18}, "row2":{name:"李四",age:15}}//方法一userlist.row1.sex="女";//添加userlist.row3={name:"json",age:16};//添加userlist.row1.name="kk" ;//修改userlist.row1={name:"tiger",age:20};//修改delete userli 阅读全文