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// operators/RoundingNumbers.java

// (c)2017 MindView LLC: see Copyright.txt

// We make no guarantees that this code is fit for any purpose.

// Visit http://OnJava8.com for more book information.

// Rounding floats and doubles

public class RoundingNumbers {

public static void main(String[] args) {

double above = 0.7, below = 0.4;

float fabove = 0.7f, fbelow = 0.4f;

System.out.println(

"Math.round(above): " + Math.round(above));

System.out.println(

"Math.round(below): " + Math.round(below));

System.out.println(

"Math.round(fabove): " + Math.round(fabove));

System.out.println(

"Math.round(fbelow): " + Math.round(fbelow));

}

}

/* Output:

Math.round(above): 1

Math.round(below): 0

Math.round(fabove): 1

Math.round(fbelow): 0

*/