From Clomosy Docs
function Sqr (Number Integer):Integer;
function Sqr (Number Int64):Int64;
function Sqr (Number Extended):Extended;
The sqr function returns the square of a number. The number may be an integer or floating point type.
Example
In practice, a float variable is squared.
var
I,sqrI : float;
{
I = 4.5;
sqrI= Sqr(I);
ShowMessage('Sqr ('+FloatToStr(I)+'):'+FloatToStr(sqrI));
}
Output:
Sqr(4,5):20,25