Add print and println

Author: martincwilliams

print/print.h

@@ -0,0 +1,53 @@
+/* Simple console printing routines.
+ *
+ * (C) Copyright Martin Williams 2018
+ *
+ * Inspired by code from C++ Templates The Complete Guide, Second Edition, Vandevoorde, Josuttis, Gregor.
+ *
+ * Usage:
+ *    print(arg1, arg2, arg3...)    Print the list of arguments to standard output.
+ *
+ *    println(arg1, arg2, arg3...)    Print the list of arguments to standard output with a newline at the end.
+ */
+
+#ifndef _PRINT_H_
+#define _PRINT_H_
+
+#include <iostream>
+
+
+namespace misc {
+
+template<typename Arg>
+void print(Arg arg)
+{
+  std::cout << arg;
+}
+
+
+template<typename Arg, typename... Types>
+void print(Arg firstArg, Types... otherArgs)
+{
+  print(firstArg);
+  print(otherArgs...);
+}
+
+
+template<typename Arg>
+void println(Arg arg)
+{
+  std::cout << arg << std::endl;
+}
+
+
+template<typename Arg, typename... Types>
+void println(Arg firstArg, Types... otherArgs)
+{
+  print(firstArg);
+  println(otherArgs...);
+}
+
+}
+
+#endif
+

print/test/test.cxx

@@ -0,0 +1,16 @@
+#include "../print.h"
+
+int main()
+{
+  misc::println("Hello, world!");
+  misc::println("Several", "strings", "combined");
+  misc::println("A sequence of ints: ", 1, 2, 3, 4, 5);
+  misc::println("A sequence of floats: ", 1.2, " ", 3.4, " ", 5.6, " ", 7.8, " ", 9.12, " ");
+
+  misc::print("Text", " on");
+  misc::print(" the", " same");
+  misc::println(" line");
+
+  return 0;
+}
+