java.lang.Float.longValue() java.lang.Float.isNaN(float v) java.lang.Float.parseFloat() java.lang.Float.longValue() package com.codingdict; import java.lang.*; public class FloatDemo { public static void main(String[] args) { /* returns the float value represented by this object converted to type long */ Float obj = new Float("9873267.90"); long l = obj.longValue(); System.out.println("Value = " + l); obj = new Float("10.0"); l = obj.longValue(); System.out.println("Value = " + l); } } java.lang.Float.isNaN(float v) java.lang.Float.parseFloat()