Re: STL vector - which style of for() loop?

From:
Jeff Flinn <Jeff@news.microsoft.com>
Newsgroups:
microsoft.public.vc.language
Date:
Mon, 16 Jul 2007 13:58:33 -0400
Message-ID:
<eo$CWL9xHHA.1164@TK2MSFTNGP02.phx.gbl>
See inline below:

Gerry Hickman wrote:

Hi,

I have this code below, and would like to know which for() loop style is
best - the second one seems a bit of a mouthful!

* Beware line wrap *

int _tmain(int argc, _TCHAR* argv[])
{

    // Call a function that populates strings

    vector< string > TheStrings;

    TheStrings = returnStrings();

    for(unsigned i = 0; i < TheStrings.size(); i++) {
        cout << TheStrings[i] << endl;
    }

    for(vector<string>::iterator myIterator = TheStrings.begin();
myIterator != TheStrings.end(); myIterator++)
    {
        cout << *myIterator << endl;
    }

    
std::copy( TheStrings.begin()
                  , TheStrings.end()
                  , std::ostream_iterator(cout) );

    return 0;
}

vector< string > returnStrings()
{
    // From Google Groups, demo of how to return a vector from a func
    vector< string > Strings;

    Strings.push_back( "hello" );
    Strings.push_back( "hello1" );
    Strings.push_back( "hello2" );

    return Strings; // Original author didn't have this?

}


Jeff F

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