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procedure TForm1.RzButtonEdit1KeyPress(Sender: TObject; var Key: Char);
begin
key:=#0;
end;
procedure TForm1.RzButtonEdit1KeyPress(Sender: TObject; var Key: Char);
begin
if not (Key in [#0]) then
begin
key:=#0;
end;
end;
procedure TForm1.RzButtonEdit1KeyPress(Sender: TObject; var Key: Char);
begin
Key:=Char(8);
end;
procedure TForm1.RzButtonEdit1ButtonClick(Sender: TObject);
begin
RzButtonEdit1.Text:='ABC';
end;
屏蔽Key