Auto updating copyright

A short function that helps you keeping the current year in your copyright sentence.

function autoUpdatingCopyright($startYear){

    // given start year (e.g. 2004)
    $startYear = intval($startYear);

    // current year (e.g. 2007)
    $year = intval(date('Y'));

    // is the current year greater than the
    // given start year?
    if ($year > $startYear)
        return $startYear .'-'. $year;
    else
        return $startYear;
}

print '© ' . autoUpdatingCopyright(2001) . ' Jonas John';

/*
Output:

(c) 2001-2007 Jonas John

*/