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在一个数组中得到一个部分，子数组
//package com.nowjava; public class Main {/*n o w j a v a . c o m 提供*/ public static void main(String[] argv) throws Exception { Object[] data = new String[] { "1", "abc", "level", null, "nowjava.com", "asdf 123" }; int startIndex = 2; int endIndex = 2; System.out.println(java.util.Arrays.toString(subArray(data, startIndex, endIndex))); } /** * Get a part on an array * @param data The array to get the sub array from * @param startIndex The first index of the subarray * @param endIndex The first index not in the subarray (last index +1) * @return an array with the elements from data in the fields startIndex to endIndex-1 */ public static Object[] subArray(Object[] data, int startIndex, int endIndex) { Object[] output = new Object[endIndex - startIndex]; for (int i = startIndex; i < endIndex; i++) { output[i - startIndex] = data[i]; }/*来自 时 代 J a v a 公 众 号 - N o w J a v a . c o m*/ return output; } /** * Get a part on an array * @param data The array to get the sub array from * @param startIndex The first index of the subarray * @param endIndex The first index not in the subarray (last index +1) * @return an array with the elements from data in the fields startIndex to endIndex-1 */ public static boolean[] subArray(boolean[] data, int startIndex, int endIndex) { boolean[] output = new boolean[endIndex - startIndex]; for (int i = startIndex; i < endIndex; i++) { output[i - startIndex] = data[i]; } return output; } /** * Get a part on an array * @param data The array to get the sub array from * @param startIndex The first index of the subarray * @param endIndex The first index not in the subarray (last index +1) * @return an array with the elements from data in the fields startIndex to endIndex-1 */ public