Re: How to display individual character using string?

From:
Alan Woodland <ajw05@aber.ac.uk>
Newsgroups:
comp.lang.c++
Date:
Tue, 09 Jun 2009 19:20:49 +0100
Message-ID:
<col2g6x5v.ln2@news.aber.ac.uk>
Harald Finster wrote:

Immortal Nephi wrote:

// how to use loop to print each character individual between space?

[snip]> //

  // suggestion2:
  // better: using for_each
  // use the 'print' method defined above is executed for each
  // character of the string which can be regarded as a
  // sequence of chars
  //
  for_each( s1.begin(),s1.end(),print);
  cout << endl;

  //
  // suggestion3:
  // like suggestion2 but
  // more object oriented style:
  // use a function object instead of the global function
  // operator() of WhiteSpaceSeparatedPrinter is executed
  // for each character in the string
  //
  WhiteSpaceSeparatedPrinter whiteSpaceSeparatedPrinter;
  for_each( s1.begin(), s1.end(), whiteSpaceSeparatedPrinter );
  cout << endl;

  // you could probably also use a stream_iterator in combination
  // with a function


Better still:

#include <string>
#include <iostream>
#include <iterator>
#include <algorithm>
using namespace std;

int main()
{
string s1 = "The cat is cute.";
cout << s1 << endl;

copy(s1.begin(), s1.end(), ostream_iterator<char>(cout, " "));

return 0;
}

Alan

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