Java Math.round(double a)
Syntax
Math.round(double a) has the following syntax.
public static long round(double a)
Example
In the following code shows how to use Math.round(double a) method.
//from ww w . ja v a 2 s.c o m
public class Main {
public static void main(String[] args) {
double x = 123456.7;
double y = -123.45;
// find the closest long for these doubles
System.out.println("Math.round(" + x + ")=" + Math.round(x));
System.out.println("Math.round(" + y + ")=" + Math.round(y));
}
}
The code above generates the following result.