day7: 类模版

day7/d9/MyPoint.h

@@ -0,0 +1,30 @@
+#ifndef __MYPOINT_H__
+#define __MYPOINT_H__
+
+#include <iostream>
+
+using namespace std;
+
+template <typename T>
+class Point
+{
+private:
+    T x, y;
+
+public:
+    Point(T x, T y);
+    void show();
+};
+
+template <typename T>
+Point<T>::Point(T x, T y) : x(x), y(y)
+{
+}
+
+template <typename T>
+void Point<T>::show()
+{
+    cout << "x = " << x << ", y = " << y << endl;
+}
+
+#endif // __MYPOINT_H__

day7/d9/main.cpp

@@ -0,0 +1,14 @@
+#include "MyPoint.h"
+
+int main()
+{
+    cout << "p1: ";
+    Point<int> p1(10, 20);
+    p1.show();
+
+    cout << "p2: ";
+    Point<float> p2(10.2, 14.5);
+    p2.show();
+
+    return 0;
+}