Java tutorial
//package com.java2s; public class Main { /** * DOCUMENT ME! * * @param id * DOCUMENT ME! * @param ids * DOCUMENT ME! * @return DOCUMENT ME! */ public static boolean isIn(String id, String[] ids) { if ((null == id) || (id.trim().equals("")) || (null == ids)) { return false; } boolean flag = false; for (int i = 0; i < ids.length; i++) { if (ids[i] != null && id.trim().equalsIgnoreCase(ids[i].trim())) { flag = true; break; } } return flag; } }