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使用示例工程基于Qt 5.8 Windows开发环境。





  • he_now_json:和风天气实况天气数据的JSON数据
  • seniverse_now_json:心知天气实况天气数据
  • seniverse_forcast_json:心知天气3天预报信息
  • AQI_json:空气质量AQI信息
  • bj_time_json:北京时间
  • oil_price_json:全国城市油价信息


  • Parse_BJTime_Json():解析北京时间,键的值是一个JSON对象
  • Parse_AQI_Json():解析空气质量AQI,数组嵌套对象
  • Parse_HeWeather_Now_Json():解析和风天气实时数据,一个数组嵌套多个对象
  • Parse_Seniverse_Now_Json():解析心知天气实时数据,一个数组嵌套多个对象
  • Parse_Seniverse_Forecast_Json():解析心知预报天气,数组内嵌套一个数组和多个对象
  • Parse_Oil_Price_Json():解析油价信息,一个数组内嵌套5个数组,每个数组包含5个字符串元素
  • Parse_File_Json():解析JSON文件,内容是7天天气预报信息。




  • Create_Simple_JSON():构建一个简单的json键值对
    "Blog": "https://www.wangchaochao.top/",
    "CSDN": "https://blog.csdn.net/whik1194",
    "Github": "https://github.com/whik/",
    "cnblogs": "https://home.cnblogs.com/u/whik/",
    "enable": true,
    "status": 1,
    "update_time": "20190723"
  • Create_BJTime_JSON():键的值是一个JSON对象
	"status": "success",
	"result": {
		"timestamp": "ok",
		"datetime_1": "2019-07-21 10:46:57",
		"datetime_2": "2019年07月21日 10时46分57秒",
		"week_1": "0",
		"week_2": "星期日",
		"week_3": "周日",
		"week_4": "Sunday"
	"Blog": "www.wangchaochao.top"
  • Create_Array_Str_JSON():JSON数组,元素是字符串
["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"]
  • Create_Array_JSON():键的值是一个数组,数组包含多个对象元素
	"status": "ok",
	"weather": [{
		"date": "2019-07-21",
		"cond_txt": "多云",
		"cond_code": "101",
		"hum": "23",
		"tmp_H": "31",
		"tmp_L": "25"
	}, {
		"date": "2019-07-22",
		"cond_txt": "晴",
		"cond_code": "100",
		"hum": "20",
		"tmp_H": "33",
		"tmp_L": "26"
	}, {
		"date": "2019-07-23",
		"cond_txt": "阵雨",
		"cond_code": "107",
		"hum": "45",
		"tmp_H": "32",
		"tmp_L": "25"
	"update": "2019-07-21 11:00",
	"Blog": "www.wangchaochao.top"
  • Create_Array_Nest_JSON():数组内嵌套了5个数组,每个数组内有5个字符串元素
	"status": "ok",
	"msg": "全国各省份汽柴油价格信息",
	"update": "2019-07-21",
	"data": [
		["地区", "92号汽油", "95号汽油", "98号汽油", "0号柴油"],
		["北京", "6.78", "7.21", "8.19", "6.45"],
		["上海", "6.74", "7.17", "7.87", "6.39"],
		["江苏", "6.75", "7.18", "8.06", "6.37"],
		["天津", "6.77", "7.15", "8.07", "6.41"]
	"About": "wcc",
	"Blog": "www.wangchaochao.top"



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基于Qt框架下QJson类解析JSON的使用示例,包含JSON的解析和构建。 expand collapse


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