add Chapter08

Chapter08/template_function.cpp

@@ -0,0 +1,16 @@
+#include <cstdio> 
+
+template<typename T> 
+T add(T a, T b) { 
+   return a + b;  
+} 
+
+int main() { 
+    int result_int = add(1, 4); 
+    float result_float = add(1.11f, 1.91f); 
+
+    printf("result_int = %d\r\n", result_int); 
+    printf("result_float = %.2f\r\n", result_float); 
+    
+    return 0; 
+}