1.json对象的属性的值是json对象,结构如下:
info属性为json对象
{
"name":"zhangsan",
"age":14,
"info":{
“address”:"bejing",
“school”:“北京一中”,
“class”:"六年级"
}
}
2.json对象的属性的值是json数组,结构如下:
info属性为json数组
{
"name":"zhangsan",
"age":14,
"info":[
{
“address”:"bejing",
“school”:“北京一中”,
“class”:"六年级"
},
{
“address”:"bejing",
“school”:“北京二中”,
“class”:"五年级"
},
{
“address”:"bejing",
“school”:“北京三中”,
“class”:"四年级"
}
]
}
3.判断json对象的属性的值是json对象还是json数组
判断info的值是json对象还是json数组,使用fastjson API
if (paramObj.getString("info").startsWith("["))
{
//属性值是json数组
JSONArray jsonArray = JSONArray.fromObject(paramObj.get("attr"));
}
else if (paramObj.getString("info").startsWith("{"))
{
//属性值是json对象
JSONObject jsonObject = JSONObject.fromObject(paramObj.get("attr"));
}