Sqr

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

See Also

• Math Functions