标签:style 用法 out type name pre include bsp return
1.头文件
#include<cctype>
2.函数原型
int toupper(int c);
3.用法
#include<cstdio> #include<cctype> #include<iostream> using namespace std; int main(){ char a; cin>>a; cout<<char(toupper(a))<<endl; return 0; }
标签:style 用法 out type name pre include bsp return
原文地址:https://www.cnblogs.com/miao-xixixi/p/13369545.html