Java tutorial
//package com.java2s; /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ public class Main { public static String substring(String s, int start, int length) { return s.substring(start, Math.min(start + length, s.length())); } }