Merge branch 'cui'

.vscode/extensions.json

@@ -0,0 +1,5 @@
+{
+    "recommendations": [
+        "ms-vscode.cmake-tools"
+    ]
+}

testjson/testjson.cpp

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

testmuduo/muduo_server.cpp

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+
+/*
+muduo网络库给用户提供了两个主要的类
+TcpServer ：用于编写服务器程序的
+TcpClient ：用于编写客户端程序的
+
+epoll+线程池
+好处 ：能够把网络I/O的代码和业务代码区分开
+   用户的连接和断开 用户的可读写事件  
+*/
+
+#include <muduo/net/TcpServer.h>
+#include <muduo/net/EventLoop.h>
+#include <iostream>
+using namespace std;
+using namespace muduo;
+using namespace muduo::net;
+
+class ChatServer{
+public:
+    ChatServer(EventLoop* loop,
+            const InetAddress& listenAddr,
+            const string& nameArg)
+        :_server(loop,listenAddr,nameArg),_loop(loop)
+    {
+
+    }
+
+private:
+    TcpServer _server;
+    EventLoop* _loop;
+};
+
+
+
+
+
+
+