Here you can find the source of subset(String[] in, int begin)
public static String[] subset(String[] in, int begin)
//package com.java2s; /*/*w w w . j a v a2 s.c o m*/ * Copyright (c) 2012 Jeremy N. Harton * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated * documentation files (the "Software"), to deal in the Software without restriction, including without limitation the * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit * persons to whom the Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ public class Main { public static String[] subset(String[] in, int begin) { String[] out; int index = 0; System.out.println(in.length); out = new String[in.length - begin]; for (int l = begin; l < in.length; l++) { out[index] = in[l]; index++; } return out; } public static String[] subset(String[] in, int begin, int end) { String[] out; out = new String[end - begin]; for (int l = begin; l < end; l++) { if (in[l] != null) { out[l] = in[l]; } } return out; } }