Answers for "math..round javascript"

js rounding

//There are meny ways of rounding...
Math.floor(5.5) //Answer 5, it alwas rounds down.
Math.round(5.5) //Answer 6, it simpily rounds to the closest whole number.
Math.ceil(5.5) //Answer 6, it alwas rounds up.

//You can do more things too...
Math.floor(5.57 * 10) / 10 //Answer 5.5, the number turns into 55.7, Then gets floored (55.0), Then gets divied, (5.5).

Math.round

import java.lang.*;

public class MathDemo {

   public static void main(String[] args) {
   
   //what is Math.round(3.45)

      double x = 3.45;

      System.out.println("Math.round(" + x + ")=" + Math.round(x));
   }
}

//the Output is 3