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標題: JAVA Book類 [打印本頁]

作者: 1351462876 時間: 2018-10-13 11:29
標題: JAVA Book類
package 實訓3;

public class BookTest {
 public static void main(String[] args){
 Book book=new Book();
 book.setTitle("java程序");
 book.setPageNum(300);
 System.out.println(book.detail());
 }
}
class Book{
private String title;
private int pageNum;
public String getTitle() {
 return title;
}
public void setTitle(String title) {
 this.title = title;
}
public int getPageNum() {
 return pageNum;
}
public void setPageNum(int pageNum) {
 if(pageNum<200){
 System.out.println("你輸入的頁數錯誤");
 this.pageNum=200;
 }else{
 this.pageNum = pageNum;
 }
 }
public String detail(){
 return "每本教材名稱為"+title+"頁數為"+pageNum;
}
}

BookTest.rar

452 Bytes, 下載次數: 3, 下載積分: 黑幣 -5

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