JSON简介

数据在名称/值对中： 

[html] view plaincopy

1. "firstName":"John"   

数据由逗号分隔： 

[html] view plaincopy

1. "firstName":"John","lastName":"Doe"  

花括号保存对象（Object）： 

[html] view plaincopy

1. {"firstName":"John","lastName":"Doe"}  

方括号保存数组（Array）： 

[plain] view plaincopy

1. {"employees":[{"firstName":"John","lastName":"Doe"},{"Anna":"John","lastName":"Smith"},{"firstName":"Peter","lastName":"Jones"}]