一、从某数据库接口得到如下值:
{
rows: [
["Lisa", 16, "Female", "2000-12-01"],
["Bob", 22, "Male", "1996-01-21"]
],
metaData: [
{name: "name", note: ''},
{name: "age", note: ''},
{name: "gender", note: ''},
{name: "birthday", note: ''}
]
}
rows是数据,metaData是对数据的说明。现写一个函数,将上面的Object转化为期望的数组:
[
{name: "Lisa", age: 16, gender: "Female", birthday: "2000-12-01"},
{name: "Bob", age: 22, gender: "Male", birthday: "1996-01-21"},
]
二、写一个函数,判断给定的日期是几月的第几周,当月1日属于上一月的,该周计入上一月。例如:
1)输入日期2016-02-01,返回结果为2-1,表示2016年2月1日属于2月的第一周;
2)输入日期2016-09-01,返回结果为8-5,表示2016年9月1日属于8月的第五周。
(这里计算一周是从周一到当周周天算为一周;某天是属于某月的某一周的。以2016年4月为例:4月4日至10日为4月的第一周;4月1日至3日不属于4月的周次,而是归入3月计算。)
三、数组 a = [
{id: 10001, name: "Lisa", age: 16},
{id: 10002, name: "Bob", age: 22},
{id: 10003, name: "Alice", age: 20},
];
数组 b = [
{id: 10001, gender: "Female"},
{id: 10002, name: "Bob King", birthday: "1996-01-22"},
{id: 10005, name: "Tom", birthday: "2000-01-01"},
];
写一个函数按id用b更新a,期望得到的结果为:
[
{id: 10001, name: "Lisa", age: 16, gender: "Female"},
{id: 10002, name: "Bob King", birthday: "1996-01-22", age: 22},
{id: 10003, name: "Alice", age: 20},
{id: 10005, name: "Tom", birthday: "2000-01-01"},
]