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TABC Bitmap icon.bmp
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File -->New -->Resource File
Content --> New -->Bitmap 24*24
Rename Bitmap file as TABC--->Save
Rename Res File as ABC.RES
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Unt_Machine_WebDll.pas
BODY {background: #FFFFFF}
A:link { color: #0000FF}
A:visited { color: #0000FF}
A:Active { color: #0000FF}
.bold {font-weight: bold}
.italic {font-style: italic}
.underline {text-decoration: underline}
unit Unt_Machine_WebDll;
{$WARN SYMBOL_PLATFORM OF ......

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var xpanel,ypanel,xlabel,ylabel:integer;
PANELµÄMouseMoveʼþ£ºxpanel:=x;ypanel:=y;
PANELµÄDragOverʼþ£ºxpanel:=x;ypanel:=y;
LABELµÄMouseMoveʼþ£ºxlabel:=x;ylabel:=y;
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delphi canvasʹÓÃ

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delphi stringÀàÐÍתintegerʱ³ö´íµÄ¼ì²â

procedure TForm1.Button1Click(Sender: TObject);
Var
  Num: Integer;
Begin
  Try
    Num:=StrToInt(Edit1.Text);
    Edit2.Text:=IntToStr(Num*Num);
  Except
    On EConvertError Do   ShowMessage(Edit1.Text+'ÎÞ·¨×ª³ÉÕûÊý!'); ......
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