Java示例数组排序 Java示例字符串缓冲 Java示例线性搜索 Java示例数组排序 import java.util.Arrays; public class MainClass { public static void main(String args[]) throws Exception { int array[] = { 2, 5, -2, 6, -3, 8, 0, -7, -9, 4 }; Arrays.sort(array); printArray("Sorted array", array); int index = Arrays.binarySearch(array, 2); System.out.println("Found 2 @ " + index); } private static void printArray(String message, int array[]) { System.out.println(message + ": [length: " + array.length + "]"); for (int i = 0; i < array.length; i++) { if(i != 0) { System.out.print(", "); } System.out.print(array[i]); } System.out.println(); } } Java示例字符串缓冲 Java示例线性搜索