java tutorial - Java Math.ceil() Method - java programming - learn java - java basics - java for beginners
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Description
The Math.ceil () method gives an integer with a zero fractional part closest to the number of the argument to the right, in other words rounding the fraction to the larger side.
Syntax
The method has the following options:
double ceil(double d)
double ceil(float f)
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Options
Detailed information about the parameters:
- Primitive data type is double or float.
Return value
- In Java, Math.ceil () returns an integer that is closest to the number of the argument to the right. Returns as a double.
Sample Code
public class Test {
public static void main(String args[]) {
double d1 = 0.3;
double d2 = -10.75;
double d3 = 8.4;
double d4 = 11;
double d5 = -11;
float f1 = -0.3f;
float f2 = -5.75f;
float f3 = 3.4f;
float f4 = 8;
float f5 = -8;
System.out.println("d1 = " + Math.ceil(d1));
System.out.println("d2 = " + Math.ceil(d2));
System.out.println("d3 = " + Math.ceil(d3));
System.out.println("d4 = " + Math.ceil(d4));
System.out.println("d5 = " + Math.ceil(d5));
System.out.println("--------------");
System.out.println("f1 = " + Math.ceil(f1));
System.out.println("f2 = " + Math.ceil(f2));
System.out.println("f3 = " + Math.ceil(f3));
System.out.println("f4 = " + Math.ceil(f4));
System.out.println("f5 = " + Math.ceil(f5));
}
}
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Output
d1 = 1.0
d2 = -10.0
d3 = 9.0
d4 = 11.0
d5 = -11.0
--------------
f1 = -0.0
f2 = -5.0
f3 = 4.0
f4 = 8.0
f5 = -8.0