rapidjson简单使用

发布时间：2020-12-16 18:52:46 所属栏目：百科来源：网络整理

导读：#includestdio.h #includestdlib.h #includeiostream #includestring #include "rapidjson/document.h" #include "rapidjson/prettywriter.h" #include "rapidjson/stringbuffer.h" using namespace std; #define CONFIG_JSON "{"Para":{"key":"value",

#include<stdio.h> #include<stdlib.h> #include<iostream> #include<string> #include "rapidjson/document.h" #include "rapidjson/prettywriter.h" #include "rapidjson/stringbuffer.h" using namespace std; #define CONFIG_JSON "{"Para":{"key":"value","key2":"key2"},"db":{"server":"127.0.0.1"},"ACCESS": {"startip":"192.168.14.1","endip":"192.168.14.254"},"ras":{"xxx":"eee"}}" #define AUTH_JSON "{"root":{"user":"xxxx","pass":"cccc"}}" #define CMD_JSON "{"cmd":"GetAuthStatus","starttime":"xxxxx","endtime":"yyyyyy"}" #define SYNC_JSON "{"Para":{"GroupAttr":"test1","RatesGroup":"2","PackageGroup":"3"}}" void testcmd(char* szcmd) { rapidjson::Document doc; if(doc.Parse<0>(szcmd).HasParseError()) { cout<<"---------------------json is faild"<<endl; return; } rapidjson::Value& valArray= doc; if(!valArray.HasMember("cmd") || !valArray.HasMember("starttime")) { cout<<"json param faild"<<endl; return; } cout<<valArray["cmd"].GetString()<<endl; cout<<valArray["starttime"].GetString()<<endl; } void testconf(char* szconf) { rapidjson::Document doc; if(doc.Parse<0>(szconf).HasParseError()) { cout<<"---------------------json is faild---"<<doc.GetParseError()<<endl; return; } const rapidjson::Value& membersArray = doc["db"]; for(rapidjson::Value::ConstMemberIterator it=membersArray.MemberBegin(); it != membersArray.MemberEnd(); it++) { cout<<it->name.GetString()<<endl; cout<<it->value.GetString()<<endl; //cout<<it->FindMember("GroupAttr")->value.GetString()<<endl; //cout<<it["GroupAttr"].GetString()<<endl; } //if(!valArray.HasMember("server") || !valArray.HasMember("server")) //{ // cout<<"json param faild"<<endl; // return; //} //cout<<valArray["server"].GetString()<<endl; //cout<<valArray["startip"].GetString()<<endl; } void testsync(char* szconf) { rapidjson::Document doc; if(doc.Parse<0>(szconf).HasParseError()) { cout<<"---------------------json is faild"<<endl; return; } rapidjson::Value& valArray= doc["Para"]; if(!valArray.HasMember("GroupAttr") || !valArray.HasMember("RatesGroup") || !valArray.HasMember("PackageGroup")) { cout<<"json param faild"<<endl; return; } cout<<valArray["GroupAttr"].GetString()<<endl; cout<<valArray["RatesGroup"].GetString()<<endl; cout<<valArray["PackageGroup"].GetString()<<endl; } int main() { //testcmd(CMD_JSON); testconf(CONFIG_JSON); //testsync(SYNC_JSON); return 0; }

（编辑：李大同）

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