Write code to merge Array
//package com.book2s; public class Main { public static void main(String[] argv) { String[] a = new String[] { "1", "abc", "level", null, "book2s.com", "asdf 123" }; String[] b = new String[] { "1", "abc", "level", null, "book2s.com", "asdf 123" }; System.out.println(java.util.Arrays.toString(mergeArray(a, b))); }/*from w ww . j av a 2 s. c o m*/ public static String[] mergeArray(String[] a, String[] b) { if (a == null) { return b; } if (b == null) { return a; } String[] newArray = new String[a.length + b.length]; System.arraycopy(a, 0, newArray, 0, a.length); System.arraycopy(b, 0, newArray, a.length, b.length); return newArray; } }