"A quadrilateral is a four-sided polygon with four angles. There are many kinds of quadrilaterals. The five most common types are the parallelogram, the rectangle, the square, the trapezoid, and the rhombus. "
math.com
squares and rectangels are siblings
I have a question regarding the following code
[code]
procedure TForm1.Button1Click(Sender: TObject);
var edit : TEdit;
begin
ShowMessage( edit.Name );
if NOT edit.ReadOnly then
ShowMessage( 'FALSE' );
end;
[\code]
Why does accessing these properties NOT cause an access violation...
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