June 2018 Update

Task/Date-manipulation/D/date-manipulation.d

@@ -0,0 +1,30 @@
+import std.stdio;
+import std.format;
+import std.datetime;
+import std.algorithm;
+
+enum months = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"];
+
+void main()
+{
+  // input	
+  string date = "March 7 2009 7:30pm EST";
+
+  // parsing date string to integer values
+  string month, md, tz;
+  int day, year, hour, minute;
+  date.formattedRead("%s %d %d %d:%d%s %s", &month, &day, &year, &hour, &minute, &md, &tz);
+  int mon = cast (int) months.countUntil(month) + 1;
+
+  // convert to 24-hour
+  if (md == "pm")
+    hour += 12;
+
+  // create date from integer
+  DateTime dt = DateTime(year, mon, day, hour, minute);
+
+  // output
+  writeln(dt);
+  writeln(dt + 12.hours);
+	
+}