binarySearch(int[] a,int fromIndex,int toIndex, int key)的用法

时间:2021-08-08 07:14:49
package com.Summer_0420.cn;

import java.util.Arrays;

/**
* @author Summer
* binarySearch(int[] a,int fromIndex,int toIndex, int key)的用法(测试)
*/
public class TestMethod05 {
public static void main(String[] args) {
int [] a = {1,2,3,4,5,6,7,8,9,10};
int index = Arrays.binarySearch(a, 3, 9, 6);//(数组,起始索引,结束索引,搜索值)
System.out.println(index);
}
}