ceil()

Example

Rounding numbers to the nearest whole number, always upwards.

System.out.println(Math.ceil(0.60));
System.out.println(Math.ceil(0.40));
System.out.println(Math.ceil(5));
System.out.println(Math.ceil(5.1));
System.out.println(Math.ceil(-5.1));
System.out.println(Math.ceil(-5.9));

Definition and Usage

The ceil() method rounds a number upwards to the nearest integer.

Hint: For rounding a number downwards to the nearest integer, refer to the floor() method.

Hint: For rounding a number to the nearest integer in either direction, consider using the round() method.

Syntax

public static double ceil(double number)

Parameter Values

Technical Details