[Overview][Constants][Types][Classes][Procedures and functions][Index] Reference for unit 'math' (#rtl)

ceil

Return the lowest integer number greater than or equal to argument

Declaration

Source position: math.pp line 367

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 asolute value of x is larger than maxint, an overflow error will occur.

See also

floor

  

Return the largest integer smaller than or equal to argument

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.

Documentation generated on: Mar 17 2017