Easy way to get day number of current quarter?

Question

PHP provides ways to get the number of the current day of the month (date(\'j\')) as well as the number of the current day of the year (date(\'z\')). Is there a way to get the n

Answer 1

function date_quarter()
{
    return ceil(date('n', time()) / 3);
}

or

function date_quarter()
{
    $month = date('n');

    if ($month <= 3) return 1;
    if ($month <= 6) return 2;
    if ($month <= 9) return 3;

    return 4;
}