
Sting转为Json,Map转为Json
json
适用于现代 C++ 的 JSON。
项目地址:https://gitcode.com/gh_mirrors/js/json

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JSON格式用于数据传输、bean用于封装数据信息、String用于展示封装信息、json格式的内容用json工具或者之间在json.cn展示比较清晰。
一、将Sting转为Json
在开发中,经常是前端发送一串数据过来之后,是通过一个参数带着一串值过来,这一串值是String 格式的,但是里面的内容其实是json格式类型的,所以拿到值之后就要将该值转化成json格式,然后获取里面指定的key就可以拿到该值了。JSONObject jsonObject = JSON.parseObject(tt);
这样就可以将一串参数转化成json对象了,然后通过下面指定的key获取特定的值,如下面所示String imei= (String) jsonObject.get("imei");
在返回数据中,要经常返回指定的json格式,我用的是如下所示:Mapmap=new HashMap<>();
map.put("ret",1);
map.put("ret1","no");
json
适用于现代 C++ 的 JSON。
项目地址:https://gitcode.com/gh_mirrors/js/json
map.put("tag1",sh.getTOpen());
map.put("video",sh.getfOpen());
map.put("video1",sh.getVOpen());
map.put("video2",sh.getViOpen());
String json=JSON.toJSONString(map);
然后return json;就可以了,不过一般这个值是要加密之后再上传给前端的。




适用于现代 C++ 的 JSON。
最近提交(Master分支:6 个月前 )
96c1b52f
* :alembic: remove JSON_USE_IMPLICIT_CONVERSIONS check for from_json(json, std::optional)
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :alembic: remove JSON_USE_IMPLICIT_CONVERSIONS check for from_json(json, std::optional)
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :alembic: remove JSON_USE_IMPLICIT_CONVERSIONS check for from_json(json, std::optional)
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :alembic: remove JSON_USE_IMPLICIT_CONVERSIONS check for from_json(json, std::optional)
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :alembic: remove JSON_USE_IMPLICIT_CONVERSIONS check for from_json(json, std::optional)
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :alembic: add C++ standard library as matrix option
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :rewind: remove inline
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
---------
Signed-off-by: Niels Lohmann <mail@nlohmann.me> 1 天前
4cca3b9c
* :rotating_light: fix warning
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :construction_worker: add emscripten
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :construction_worker: add emscripten
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :construction_worker: add emscripten
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :construction_worker: add emscripten
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :construction_worker: add emscripten
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :construction_worker: add emscripten
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :construction_worker: add emscripten
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :construction_worker: add emscripten
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :construction_worker: add emscripten
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* :memo: add compiler to list
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
---------
Signed-off-by: Niels Lohmann <mail@nlohmann.me> 3 天前
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