System.Math.Ceil
Delphi
function Ceil(const X: Single): Integer;
function Ceil(const X: Double): Integer;
function Ceil(const X: Extended): Integer;
C++
extern DELPHI_PACKAGE int __fastcall Ceil(const float X)/* overload */;
Properties
Type | Visibility | Source | Unit | Parent |
---|---|---|---|---|
function | public | System.Math.pas System.Math.hpp |
System.Math | System.Math |
Description
Rounds variables up toward positive infinity.
Call Ceil (as in ceiling) to obtain the lowest integer greater than or equal to X. The absolute value of X must be less than MaxInt. For example:
Ceil(-2.8) = -2
Ceil(2.8) = 3
Ceil(-1.0) = -1