Java. Io套件 使用 System类别上新增的 console0方法 °使用 Console物件的 breadline0方法 System.out. print("输人名称:"); string name System console(). readline()i System.out. print("输入密码:"); char [] passwd= System. console().readPasswordo)i String password new String(passwd) if( caterpillar .equals(name)&& 123456.equals(password))t System.out. println("欢迎 caterpi1lar"); break else i System.out. printf("号s’名称或密码错误’请重新输人!鹗n",name)
java.io套件 • 使用System类别上新增的console()方法 • 使用Console物件的readLine()方法 System.out.print("输入名称："); String name = System.console().readLine(); System.out.print("输入密码："); char[] passwd = System.console().readPassword(); String password = new String(passwd); if("caterpillar".equals(name) && "123456".equals(password)) { System.out.println("欢迎caterpillar "); break; } else { System.out.printf("%s，名称或密码错误，请重新输入！%n", name); }
Java. Io套件 string name= console. readline("[s]","输入名称."); char[] passwd= console. readpassword("[s]","输人密码… string password new string (passwd)i if( caterpillar.equals(name)&& 123456 .equals(password))i System. out. print1n("欢迎 caterpl1lar"); break else System.out. printf("s,名称或密码错误’请重新输入!器n",name);
java.io套件 String name = console.readLine("[%s] ","输入名称…"); char[] passwd = console.readPassword("[%s]","输入密码…"); String password = new String(passwd); if("caterpillar".equals(name) && "123456".equals(password)) { System.out.println("欢迎caterpillar "); break; } else { System.out.printf("%s，名称或密码错误，请重新输入！%n", name); }