Ceil

Return the lowest integer number greater than or equal to argument

Declaration

Source position: math.pp line 407

  function Ceil(x: Float) : Integer;

Description

Ceil returns the lowest integer number greater than or equal to x. The absolute value of x should be less than maxint.

Errors

If the absolute value of x is larger than maxint, an overflow error will occur.

See also

Example

Program Example7;
{ Program to demonstrate the Ceil function. }
Uses math;
begin
  Writeln(Ceil(-3.7)); // should be -3
  Writeln(Ceil(3.7));  // should be 4
  Writeln(Ceil(-4.0)); // should be -4
end.