92 lines
1.6 KiB
C++
92 lines
1.6 KiB
C++
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#include "json.hpp"
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using json = nlohmann::json;
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#include <iostream>
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#include <vector>
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#include <map>
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#include <string>
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using namespace std;
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string fun1(){
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json js;
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js["msg_type"] = 2;
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js["from"] = "zhangsan";
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js["to"] = "lisi";
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js["msg"] = "hello";
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cout << js << endl;
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string sendjs = js.dump();
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cout << sendjs.c_str() << endl;
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return sendjs;
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}
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string fun2(){
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json js2;
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js2["msg_id"] = {1,2,3,4,5};
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js2["msg"]["msg_a"] = "a";
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js2["msg"]["msg_b"] = "b";
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js2["msg"] = {{"msg_aa","aa"},{"msg_bb","bb"}};
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cout << js2 <<endl;
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string sendjs2 = js2.dump();
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cout << sendjs2.c_str() << endl;
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return sendjs2;
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}
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string fun3(){
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vector<int> v;
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v.push_back(1);
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v.push_back(2);
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v.push_back(3);
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json js3;
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js3["j_vec"] = v;
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map<int,string> m;
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m[1] = "m1";
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m[2] = "m2";
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m.insert({3,"m3"});
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js3["j_map"] = m;
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cout << js3 << endl;
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string sendjs3 = js3.dump();
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cout << sendjs3.c_str() << endl;
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return sendjs3;
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}
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int main(){
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//fun1();
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//fun2();
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//fun3();
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string recvjs = fun1();
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json js = json::parse(recvjs);
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cout << js <<endl;
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string recvjs2 = fun2();
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json js2 = json::parse(recvjs2);
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cout << js2["msg_id"] <<endl;
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auto arr = js2["msg_id"];
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cout << arr[2] << endl;
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string arcvjs3 = fun3();
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json js3 = json::parse(arcvjs3);
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vector<int> v = js3["j_vec"];
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map<int,string> m = js3["j_map"];
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for(int i : v){
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cout << i;
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}
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cout << endl;
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for(auto j : m){
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cout << j.first <<" " << j.second << endl;
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}
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return 0;
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}
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