//为data添加一个名为"remark"值为"I am remark"的数据
this.data.add("remark", "I am remark");
//-------------------------------------------------------------------
//为data添加一个名为"person"的Object对象数据
var person = this.data.add("person", {});
person.add("name", "Tom");
var person = this.data.add("person", {name: "Tom", "age": "23"});
//-------------------------------------------------------------------
//为data添加一个名为"orders"的数组对象数据
var orders = this.data.add("orders", []);
orders.add({name: "phone", count: 5});
orders.add({name: "computer", count: 10});
orders[0].add("count", 10, true); //将第一条数据的count修改为10
var orders = this.data.add("orders", [
{name: "phone", count: 5},
{name: "computer", count: 10}
//将第一条数据修改为name为mobile; count为10
orders.add(0, {name: "mobile", count: 10}, true);