c++大小写字母转换代码需要的工具/软件:win10电脑,VisualC++6.0。版本是6.0。
1、打开软件VisualC++6.0,新建一个C源程序,书写C语言程序。具体方法如下图所示:
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/c2fdfc039245d68828fc45d8b4c27d1ed31b24d4?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、首先定义两个字符型变量,代码:charc1,c2;从键盘中输入一个大写字母,代码:c1=getchar();
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/83025aafa40f4bfbdb296928134f78f0f63618d4?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、大写字母与小写字母的ASCII值相差32,代码:c2=c1+32;。将大写字母转化成小写字母。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/09fa513d269759ee5ca997b7a2fb43166c22dfd5?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、连接编译程序。点击工具栏按钮【Compile(Ctrl+F7)】。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/fcfaaf51f3deb48f4c9056a2e01f3a292cf578d5?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、在程序运行窗口中,输入一个大写字母A,按回车键,即可输出一个小写字母。完成。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/ca1349540923dd54868a5014c109b3de9d8248d5?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)