标签：
| bool | double | string | array | object | null |
| { "FirstName": "John", "LastName": "Doe", "Age": 43, "Address": { "Street": "Downing Street 10", "City": "London", "Country": "Great Britain" }, "Phone numbers": [ "+44 1234567", "+44 2345678" ] } |
| QJsonArray | Encapsulates a JSON array | 封装JSON数组 |
| QJsonDocument | Way to read and write JSON documents | 读取和写入JSON文本的方式 |
| QJsonObject | Encapsulates a JSON object | 封装JSON对象 |
| QJsonObject::iterator | QJsonObject::iterator class provides an STL-style non-const iterator for QJsonObject | JSON迭代器 |
| QJsonObject::const_iterator | QJsonObject::const_iterator class provides an STL-style const iterator for QJsonObject | JSON const迭代器 |
| QJsonParseError | Used to report errors during JSON parsing | 用于报告JSON解析期间的错误 |
| QJsonValue | Encapsulates a value in JSON | 封装JSON中的值 |
http://blog.csdn.net/jan5_reyn/article/details/38955721
Qt浅译：JSON Support in Qt（JSON只有六种数据类型）
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原文地址：http://www.cnblogs.com/findumars/p/5574272.html
