Código
//Primeiro, aqui é uma amostra simples do foreach no C#:
foreach (TMyObject myObject in AnArrayList)
AnIntValue = MyObject.MyValue;
Where TMyObject class is declared as:
TMyObject = Class(TObject)
public
MyField : integer;
constructor Create(AValue:integer) ;
end;
constructor TMyObject.Create(AValue: integer) ;
begin
inherited Create;
MyField := AValue;
end;
//Aqui é o " mesmo código " em Delphi for NET:
var
MyObject : TMyObject;
AnArrayList : ArrayList;
Enum: IEnumerator;
j:integer;
begin
AnArrayList := ArrayList.Create;
AnArrayList.Add(TMyObject.Create(2004)) ;
AnArrayList.Add(TMyObject.Create(1973)) ;
AnArrayList.Add(TMyObject.Create(2000)) ;
AnArrayList.Add(TMyObject.Create(1998)) ;
//FOR EACH
Enum := AnArrayList.GetEnumerator;
while Enum.MoveNext do
begin
MyObject := TMyObject(Enum.Current) ;
Response.Write(MyObject.MyField.ToString + <br>) ;
end;
// OR USING ITERATION
for j:= 0 to -1 + AnArrayList.Count do
begin
MyObject := TMyObject(AnArrayList[j]) ;
Response.Write(MyObject.MyField.ToString + <br>) ;
end;
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