Mega Code Archive
Converting lowercase letters to uppercase letters using a pointer
<![CDATA[
#include <iostream>
using std::cout;
using std::endl;
#include <cctype>
using std::islower;
using std::toupper;
void f( char * );
int main()
{
char phrase[] = "characters";
f( phrase );
cout << phrase << endl;
return 0;
}
void f( char *sPtr )
{
while ( *sPtr != '\0' )
{
*sPtr = toupper( *sPtr );
sPtr++;
}
}
CHARACTERS
]]>