PHP: A function that returns an array of years (relative to the current year) using an age range.

PHP getYearsByAgeRange

// return an array of years (relative to the current year) using an age range
function getYearsByAgeRange($minAge = 0, $maxAge = 0)
{
    if ( ! is_numeric($minAge) || ! is_numeric($maxAge) || $minAge > $maxAge) return;

    $thisYear = date('Y');
    $maxYear  = $thisYear - $minAge; // e.g. 2012 - 11  = 2001
    $minYear  = $thisYear - $maxAge; // e.g. 2012 - 105 = 1907 

    $years = array();
    for ($i = $maxYear; $i >= $minYear; $i--)
    {
        array_push($years, $i);
    }

    return $years;
}
$yearsArray = getYearsByAgeRange(11, 105);