public static int Length <Tsource>(this MyIEnumerable <Tsource> source)
{
int i = 0;
foreach (Tsource element in source)
{
i++;
}
return(i);
}
public static bool Any <Tsource>(this MyIEnumerable <Tsource> source, Func <Tsource, bool> condition)
{
foreach (Tsource element in source)
{
if (condition(element))
{
return(true);
}
}
return(false);
}
public static Tsource[] ToArray <Tsource>(this MyIEnumerable <Tsource> source)
{
Tsource[] array = new Tsource[source.Length()];
int i = 0;
foreach (Tsource element in source)
{
array[i] = element;
i++;
}
return(array);
}
// Use this for initialization
void Start()
{
string[] datas = { "111", "2222", "33333" };
MyIEnumerable myIEnumerable = new MyIEnumerable(datas);
//方法1
foreach (var item in datas)
{
Debug.Log(item);
}
PointerEventData ped = new PointerEventData(EventSystem.current);
ped.position = Input.mousePosition;
List <RaycastResult> results = new List <RaycastResult>();
GraphicRaycaster raycaster = null;
raycaster.Raycast(ped, results);
//方法2
// MyIEnumerator myIEnumerator = myIEnumerable.GetEnumerator();
// while (myIEnumerator.MoveNext())
// {
// Debug.Log("while....."+myIEnumerator.Current);
// }
}
public WhereEnumerable(MyIEnumerable <Tsource> source, Func <Tsource, bool> cond)
{
this.source = source;
this.cond = cond;
}
public static MyIEnumerable <Tsource> Select <Tsource>(this MyIEnumerable <Tsource> source, Func <Tsource, Tsource> function)
{
var result = new SelectEnumerable <Tsource>(source, function);
return(result);
}
public static MyIEnumerable <Tsource> Where <Tsource>(this MyIEnumerable <Tsource> source, Func <Tsource, bool> condition)
{
var result = new WhereEnumerable <Tsource>(source, condition);
return(result);
}
public SelectEnumerable(MyIEnumerable <Tsource> source, Func <Tsource, Tsource> fun)
{
this.source = source;
this.fun = fun;
}
