C++ Program for Accessing Characters In Strings

   #include <iostream>
   #include <string>
   #include <cctype>
   using namespace std;
   int main()
   {
     string text;
     cout << "Counts words. Enter a text and terminate with a period and return:\n";
     getline( cin, text, '.'); // Reads a text up to the first '.'
       int i, // Index
       numberOfWhiteSpace = 0, // Number of white spaces
       numberOfWords = 0; // Number of words
     bool fSpace = true; // Flag for white space
     for( i = 0; i < text.length(); ++i)
     {
       if( isspace( text[i]) ) // white space?
       {
         ++numberOfWhiteSpace;
         fSpace = true;
       }
       else if( fSpace) // At the beginning of a word?
       {
         ++numberOfWords;
         fSpace = false;
       }
     }
     cout << "\nYour text contains (without periods)"
       << "\ncharacters: " << text.length()
       << "\nwords: " << numberOfWords
       << "\nwhite spaces: " << numberOfWhiteSpace
       << endl;
     return 0;
   }