c++ jsoncpp库生成 如下json串 { "userId":"admin", "treeCode":"0", "icamdocSocialCamera":"0", "parentIndexCodes":[ ], "capabilitySet":[ "vss" ], "authCodes":[ "preview" ], "param4StatisticalV2":{ "exactCondition":{ "cameraQuality":[ ], "cameraGaType":[ ] } } }
时间: 2023-07-24 14:14:12 浏览: 117
你可以使用jsoncpp库来生成上述JSON串。以下是一个示例代码:
```cpp
#include <iostream>
#include <json/json.h>
int main() {
Json::Value root;
root["userId"] = "admin";
root["treeCode"] = "0";
root["icamdocSocialCamera"] = "0";
Json::Value parentIndexCodes(Json::arrayValue);
root["parentIndexCodes"] = parentIndexCodes;
Json::Value capabilitySet(Json::arrayValue);
capabilitySet.append("vss");
root["capabilitySet"] = capabilitySet;
Json::Value authCodes(Json::arrayValue);
authCodes.append("preview");
root["authCodes"] = authCodes;
Json::Value exactCondition;
Json::Value cameraQuality(Json::arrayValue);
exactCondition["cameraQuality"] = cameraQuality;
Json::Value cameraGaType(Json::arrayValue);
exactCondition["cameraGaType"] = cameraGaType;
Json::Value param4StatisticalV2;
param4StatisticalV2["exactCondition"] = exactCondition;
root["param4StatisticalV2"] = param4StatisticalV2;
Json::StreamWriterBuilder writer;
std::string jsonString = Json::writeString(writer, root);
std::cout << jsonString << std::endl;
return 0;
}
```
在这段代码中,我们首先创建了一个空的Json::Value对象 `root` 作为根节点。
然后,我们逐步添加键值对到 `root` 对象中,对应于所需的JSON结构。
最后,我们使用 `Json::StreamWriterBuilder` 和 `Json::writeString` 函数将 `root` 对象转换为字符串格式的JSON。
运行这段代码后,你将会得到如下的JSON串:
```json
{
"userId":"admin",
"treeCode":"0",
"icamdocSocialCamera":"0",
"parentIndexCodes":[
],
"capabilitySet":[
"vss"
],
"authCodes":[
"preview"
],
"param4StatisticalV2":{
"exactCondition":{
"cameraQuality":[
],
"cameraGaType":[
]
}
}
}
```
这样就成功生成了你所需的JSON串。你可以根据需要修改代码中的键值对来生成其他的JSON结构。
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