From 5f55a4427eab4bfdbb4a42054f44fc3a06ce5df2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E9=99=88=E5=BF=97=E4=BC=9F?= <2152890632@qq.com> Date: Wed, 10 May 2023 22:40:25 +0800 Subject: [PATCH] =?UTF-8?q?=E5=BC=82=E5=B8=B8?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../20230510 \345\274\202\345\270\270.md" | 27 +++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 "06 \351\231\210\345\277\227\344\274\237/20230510 \345\274\202\345\270\270.md" diff --git "a/06 \351\231\210\345\277\227\344\274\237/20230510 \345\274\202\345\270\270.md" "b/06 \351\231\210\345\277\227\344\274\237/20230510 \345\274\202\345\270\270.md" new file mode 100644 index 0000000..9cd32d1 --- /dev/null +++ "b/06 \351\231\210\345\277\227\344\274\237/20230510 \345\274\202\345\270\270.md" @@ -0,0 +1,27 @@ +## 用键盘输入两个整数,并求和;如果输入的不是整数用异常去处理 + + ```java + import java.util.Scanner; + + public class Yic { + public static void main(String[] args) { + Scanner sc = new Scanner(System.in); + System.out.println("请输入两个整数"); + while (true){ + String a = sc.next(); + String b = sc.next(); + try { + int a1 = Integer.parseInt(a); + int b1 = Integer.parseInt(b); + System.out.println("您输入的数和是:"+(a1+b1)); + break; + }catch (NumberFormatException e) { + System.out.println("输入错误请重新输入"); + }catch(Exception e1){ + System.out.println("输入的是什么鬼"); + } + } + } + } + ``` + -- Gitee