陣列可以不用一開始就宣告
如:
Var
Test:Tstrings;
Yoo:String;
begin
Yoo:='0123456789abcdefghijklmnopqrstuvwxyz';
ShowMessage(Yoo[1]); //值為0
ShowMessage(Yoo[2]); //值為1
也可直接宣告長度SetLenth(等待加入)
以下為利用Array與FOR迴圈去除Delphi讀取資料時去除斷行與空白(我要做字典檔)
Var
i,
x:integer;
Name:TStrings;
begin
Name:=TStringList.Create;
Name.LoadFromFile('D:\xxx1.txt');
for
i := 0 to Name.Count-1 do Name[i]:=
StringReplace(Name[i], ' ', '',[rfReplaceAll]);
for
i := Name.Count-1 downto 1 do
begin
Name[i-1]:= NAme[i-1]+ NAme[i];
Name.Delete(i); //在此遞減比較好用
end;
ShowMessage(Name[Name.Count-1]);
Name.SaveToFile('D:\\xxx.txt');
Name.Free;
{
遞增概念
{
for i := 0 to Name.Count-2 do
for i := 0 to Name.Count-2 do
Begin
Name[i+1]:= Name[i]+ Name[i+1]; //遞增的方式有點奇怪,Delete會Index錯誤
Name[i]:=''; //不能用delete 會影響FOR迴圈內Count的計算
End;
}
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