static void ImmutableValue()
{
ArrayAndIndexer<int> aai = new ArrayAndIndexer<int>();
aai.TheArray[10] = 42;
Console.WriteLine(aai[10]);
aai[20] = 99;
Console.WriteLine(aai.TheArray[20]);
}
static void MutableValue()
{
ArrayAndIndexer<CanChange> aai = new ArrayAndIndexer<CanChange>();
aai.TheArray[10] = new CanChange { Number = 42 };
Console.WriteLine(aai[10].Number);
aai[20] = new CanChange { Number = 99, Name = "独自の要素"};
Console.WriteLine(aai.TheArray[20].Number);
aai.TheArray[10].Number = 123;
Console.WriteLine(aai.TheArray[10].Number);
//aai[20].Number = 456;
CanChange elem = aai[20];
elem.Number = 456;
Console.WriteLine(aai.TheArray[20].Number);
}
/// <summary>
/// 測試數值型別及參考型別
/// </summary>
/// <returns></returns>
public ActionResult Process6()
{
List<CalenderEvent> events = new List<CalenderEvent>();
List<CalenderEvent> events2 = new List<CalenderEvent>();
CalenderEvent newEvent = new CalenderEvent()
{
Title = "",
StartTime = new DateTimeOffset(2009, 7, 14, 19, 15, 00, TimeSpan.Zero),
Duration = TimeSpan.FromHours(1)
};
events.Add(newEvent);
//新增到指定位置
events.Insert(1, newEvent);
//將同樣的List加進去
events.AddRange(events2);
//使用不存任何元素的陣列模式
Indexable ix = new Indexable();
ix[42] = "Xyzzy";
//使用泛型(T)
ArrayAndIndexer<int> aai = new ArrayAndIndexer<int>();
aai.TheArray[10] = 42;
aai[20] = 99;
//使用泛型(T)及struct
ArrayAndIndexer<CanChange> aaq = new ArrayAndIndexer<CanChange>();
aaq.TheArray[10].Number = 42;
aaq[20] = new CanChange { Number = 99, Name = "My Item" };
//因struct是value type，因此無法修改class裡的值
CanChange elem = aaq[20];
elem.Number = 456;
//
return Content(aaq[10].Number + "_" + aaq[20].Number + "_" + elem.Number);
}
