do {?? ??? ??? ?//try catch用來捕捉用戶輸入的錯誤的id。并且向用戶拋出一個異?！罢堓斎胝_的整數(shù)型的id”?? ??? ??? ?try {?? ??? ??? ??? ?System.out.println("請輸入您的id：");?? ??? ??? ??? ?id = console.nextInt();?? ??? ??? ??? ?//布爾型的ready用來控制循環(huán)的條件?? ??? ??? ??? ?ready = true;?? ??? ??? ?} catch (Exception e) {?? ??? ??? ??? ?System.out.println("請輸入正確的整數(shù)型的id");?? ??? ??? ??? ?//當(dāng)用戶輸入錯誤的id時就會在拋出異常的同時讓布爾型的ready為flase。從而讓循環(huán)條件滿足。?? ??? ??? ??? ?ready = false;?? ??? ??? ??? ?//《？》這里的console.next();作用只是為了讓循環(huán)停止嗎?? ??? ??? ??? ?console.next();?? ??? ??? ?}?? ??? ?} while (ready == false);