Write code to format int to string and pad 0 if needed
//package com.book2s; import java.text.DecimalFormat; public class Main { public static void main(String[] argv) { int val = 42; System.out.println(int2char2(val)); }/*from w w w . j a va 2 s . c om*/ public static String int2char2(int val) { DecimalFormat fmt = new DecimalFormat("00"); if ((val < 0) || (val > 99)) return null; return fmt.format(val); } }