1 package com.qingdaoligong.jierui;
2 public class CustomerBiz {
3 String[] shuzu = new String[5];
4 int j;
5 boolean qw = false;//定义一个布尔变量
6 boolean qw1 = false;//定义一个布尔变量
7 public void addName(String name1, int i) {
8 shuzu[i] = name1;
9 }
10 public void showName() {
11 System.out.println("*******************");
12 System.out.println("\t客户信息表");
13 System.out.println("*******************");
14 for (String x : shuzu) { //依次输出数组内信息
15 System.out.print("客户:" + x);
16 }
17 System.out.print("\n");
18 }
19 public boolean search(int start, int end, String name2) {
20 for (int k = start; k < end; k++) { //在指定索引范围内循环
21 if (shuzu[k].equals(name2)) {
22 qw = true;
23 break;
24 }
25 }
26 return qw;//返回一个布尔数据
27 }
28 public boolean search1(String name3,int i) {
29 for(int j=0;j<i;j++){
30 if(shuzu[j].equals(name3)){
31 qw1=true;
32 break;
33 }
34 }
35 return qw1;
36 }
37 }
1 package com.qingdaoligong.jierui;
2 import java.util.Scanner;
3 public class CustomerBizTest {
4 public static void main(String[] args) {
5 String name1 = "0";
6 String name2;
7 String name3;
8 Scanner input = new Scanner(System.in);
9 CustomerBiz name = new CustomerBiz();
10 String Y = "n";
11 int i = 0;
12 do {
13 Y = "n";
14 System.out.print("请输入客户的姓名：");
15 name1 = input.next();
16 name.addName(name1, i);//调用addName方法
17 i++;
18 System.out.print("继续输入吗？（y/n）:");
19 Y = input.next();
20 } while (Y.equals("y"));
21 name.showName();
22 System.out.println("请输入需要查找的客户姓名：");
23 name3=input.next();
24 boolean chazhao = name.search1(name3, i);
25 if(chazhao){
26 System.out.println("找到了：");
27 }else{
28 System.out.println("没有找到了");
29 }
30 System.out.println("请输入姓名：");
31 name2 = input.next();
32 System.out.println("开始索引：");
33 int start = input.nextInt();
34 System.out.println("结束索引：");
35 int end = input.nextInt();
36 boolean result = name.search(start, end, name2);
37 if(result){
38 System.out.println("找到该学生");
39 }else{
40 System.out.println("没找到该学生");
41 }
42 input.close();
43 }
44 }
