package 上机练习;
public class A02class {
String names[] = new String[30];
public void showA(String name) {
for (int i = 0; i < names.length; i++) {
if (names[i] == null) {
names[i] = name;
break;
}
}
}
public void showB() {
System.out.println("\t客户列表显示");
for (int i = 0; i < names.length; i++) {
if (names[i] != null) {
System.out.print(names[i] + "\t");
}
}
}
public boolean showC(String find) {
boolean con = false;
for (int i = 0; i < names.length; i++) {
if (names[i] != null) {
if (names[i].equals(find)) {
con = true;
break;
}
}
}
return con;
}
}
package 上机练习;
import java.util.Scanner;
public class A02 {
public static void main(String[] args) {
// TODO Auto-generated method stub
A02class A02 = new A02class();
Scanner in = new Scanner(System.in);
boolean con = true;
while (con) {
System.out.println("请输入客户的姓名:");
String admin = in.next();
A02.showA(admin);
System.out.println("请输入是否继续:(y / n ):");
String choice = in.next();
if (choice.equals("n")) {
con = false;
break;
}
}
A02.showB();
System.out.println("请输入要查找的客户的姓名:");
String find = in.next();
if (A02.showC(find)) {
System.out.println("有");
} else {
System.out.println("没有");
}
}
}java-第十三章-类的无参方法(一)-查找客户姓名,布布扣,bubuko.com
原文地址：http://wenwen520.blog.51cto.com/8956560/1426574
