Convert characters to uppercase - C++ Data Type

C++ examples for Data Type:char

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Description

Convert characters to uppercase

Demo Code

#include <iostream>
#include <cstring>
#include <cctype>
using namespace std;
void convert_to_upper(char *s);
int main()//  w w w .  j  a  v  a2  s . c o m
{
   char s[100];
   cout << "Enter string to convert & press ENTER: ";
   cin.getline(s, 100);
   convert_to_upper(s);
   cout << "The converted string is:" << endl;
   cout << s << endl;
   return 0;
}
void convert_to_upper(char *s) {
   int length = strlen(s);
   for (int i = 0; i < length; i++) {
      s[i] = toupper(s[i]);
   }
}

Result


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