readme

chronolaw · chronolaw · commit b76957a5ae25 · 2020-02-21T17:28:30.000+08:00
diff --git a/README.md b/README.md
@@ -45,6 +45,10 @@ Pull requests of make/cmake are welcome!
 * [libcurl](https://curl.haxx.se/libcurl/)
 * [ZMQ](https://zeromq.org/)
 
+
+* [Awesome C++](https://github.com/fffaraz/awesome-cpp)
+* [Awesome Mordern C++](https://github.com/rigtorp/awesome-modern-cpp)
+
 ## See Also
 
 * [boost guide](https://github.com/chronolaw/boost_guide.git) - Sample code for Boost library Guide
diff --git a/section2/test06.cpp b/section2/test06.cpp
@@ -6,6 +6,7 @@
 
 #include <iostream>
 #include <string>
+#include <vector>
 #include <map>
 
 void case1()
@@ -23,10 +24,82 @@ void case1()
     //cout << i << x;
 }
 
+void case2()
+{
+    auto  i = 0;
+    //auto  i{0} ;
+    auto  x = 1.0;
+
+    auto  str = "hello";
+    //decltype("hello")  str = "hello";
+
+    std::map<int, std::string> m = {{1,"a"}, {2,"b"}};
+
+    auto  iter = m.begin();
+
+    auto  f = bind1st(std::less<int>(), 2);
+
+    //using namespace std;
+    //cout << typeid(str).name() << endl;
+}
+
+void case3()
+{
+    auto x = 0L;
+    auto y = &x;
+    auto z {&x};
+}
+
+class X final
+{
+    //auto a = 10;
+    int a = 10;
+};
+
+void case4()
+{
+    auto    x = 10L;
+
+    auto&       x1 = x;
+    auto*       x2 = &x;
+    const auto& x3 = x;
+    auto        x4 = &x3;
+
+    using namespace std;
+
+    cout << *x2 << endl;
+    cout << *x4 << endl;
+    //cout << typeid(x4).name() << endl;
+}
+
+void case5()
+{
+    using namespace std;
+
+    vector<int> v = {2,3,5,7,11};
+
+    for(const auto& i : v) {
+        cout << i << ",";
+    }
+    cout << endl;
+
+    for(auto& i : v) {
+        i++;
+        cout << i << ",";
+    }
+    cout << endl;
+}
+
 
 int main()
 {
     using namespace std;
 
+    case1();
+    case2();
+    case3();
+    case4();
+    case5();
+
     cout << "auto/decltype demo" << endl;
 }
