round double java to int code example
Example 1: double round java integer
int a = (int) Math.round(doubleVar);
Example 2: how to change double to int in java
class Scratch{
public static void main(String[] args){
double decimal = 5.7;
System.out.println( (int) decimal ); //casting
System.out.println( Math.round(decimal * 10) / (double) 10); //Math.round()
System.out.println( decimal % 1); // modulus
System.out.println( Integer.parseInt( String.valueOf(decimal).substring(0, String.valueOf(decimal).indexOf(".")))); // .substring()
}
}