007-rvalRefs

CMakeLists.txt

@@ -0,0 +1,8 @@
+cmake_minimum_required (VERSION 3.1.0)
+project(rvalue_refs)
+
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD 14)
+set(CMAKE_C_STANDARD 11)
+
+add_executable(rvalue_refs rvalue_refs.cpp)

rvalue_refs.cpp

@@ -0,0 +1,56 @@
+#include <iostream>
+#include <string>
+#include <vector>
+
+using namespace std;
+
+vector<int> retVector (const vector<int>& v, int dataToAppnd)
+{
+	vector<int> new_vec;
+	for (const auto& itr : v) {
+		new_vec.push_back(itr);
+	}
+	new_vec.push_back(dataToAppnd);
+
+	return new_vec;
+}
+
+ vector<int> demoRvalRef (vector<int> v )
+{
+	return v;	
+} 
+
+int main()
+{	
+	vector<int> v = {1, 2, 3};
+	int append = 4;
+
+	std::cout << "Value of v is " << std::endl;
+	for (auto it = v.begin() - 1; it != v.end()-1; it++) {
+		std::cout <<  v[*it] << " ";
+	}
+
+	std::cout << std::endl << std::endl;
+	v = retVector(v, append);
+
+	std::cout << "Vector returned is " << std::endl;
+	for (auto it = v.begin() - 1; it != v.end()-1; it++) {
+		std::cout <<  v[*it] << " ";
+
+	}
+	std::cout << std::endl << std::endl;
+
+
+	append = 5;
+	v = demoRvalRef(retVector(v, append));
+
+	std::cout << "Rval Ref Vector returned is " << std::endl;
+	for (auto it = v.begin() - 1; it != v.end()-1; it++) {
+		std::cout <<  v[*it] << " ";
+
+	}
+	std::cout << std::endl << std::endl;
+
+
+    return 0;
+}