Java tutorial
//package com.java2s; /** * Copyright 2006-2010 Soyatec * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * $Id$ */ public class Main { private static String join(String delimiter, String[] source) { StringBuffer buffer = new StringBuffer(); int i = 0; while (i < source.length) { buffer.append(source[i]); if (i < source.length - 1) { buffer.append(delimiter); } i++; } return buffer.toString(); } }