Double: intValue()
public class Main { public static void main(String[] args) { Double dObj = new Double("10.50"); byte b = dObj.byteValue(); System.out.println(b); short s = dObj.shortValue(); System.out.println(s); int i = dObj.intValue(); System.out.println(i); float f = dObj.floatValue(); System.out.println(f); double d = dObj.doubleValue(); System.out.println(d); } } /* 10 10 10 10.5 10.5 */