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--- cpp:class_templates [2019/05/04 04:28] – [Ένα πιο σύνθετο παράδειγμα] gthanos
+++ cpp:class_templates [2019/05/14 10:08] – [Templates κλάσεων] gthanos
@@ Line 4: / Line 4: @@
 <code cpp Box.hpp>
+#ifndef _BOX_HPP_
+#define _BOX_HPP_
 template <typename T>
 class Box {
@@ Line 31: / Line 34: @@
   return out;
 }
+#endif
 </code>
@@ Line 62: / Line 66: @@
 <code cpp Array.hpp>
 #ifndef __ARRAY_H__
 #define __ARRAY_H__
@@ Line 139: / Line 142: @@
 std::ostream &operator<<(std::ostream& out, const Array<T,size>& t) {
   for(int i=0; i<size; i++) {
-    out << t.array[i] << " ";
+    out << t.array[i] ;
+    if(i<size-1)
+      out << ", ";
   }
   return out;
@@ Line 146: / Line 151: @@
 </code>
+<code cpp ArrayUsage.cpp>
+#include "Array.hpp"
+#include "Student.hpp"
+#define ARRAY_SIZE 10
+using namespace std;
+int main() {
+  Array<int, ARRAY_SIZE> a;
+  for(int i=0; i<ARRAY_SIZE; i++)
+    a[i] = i;
+  cout << a << endl;
+  Array<int, ARRAY_SIZE> b(a);
+  cout << b << endl;
+  Array<Student, ARRAY_SIZE> sts;
+  sts[0] = Student("Kate", 12345);
+  sts[1] = Student("Nick", 12346);
+  sts[2] = Student("Mary", 12347);
+  cout << sts << endl;
+}
+</code>