public function formateDateBySeason($start, $end)
{
$return = array();
$st = date("Y-m-d", $start);
$et = date("Y-m-d", $end);
$dates = DateTimeUtil::getDiffDate($st, $et);
$moons = $dates["y"] * 12 + $dates["m"];
if (0 < $dates["d"] + $dates["m"] * 12) {
$moons += 1;
}
for ($i = 0; $i < $moons; $i += 3) {
$time = strtotime("+{$i} month {$st}");
$season = DateTimeUtil::getSeasonByMonty(date("m", $time));
$sd = date("Y-m", strtotime("+{$i} month {$st}")) . "-1";
$ed = date("Y-m-d", strtotime("+3 month -1 day {$sd}"));
$return[$sd . ":" . $ed] = date("Y", $time) . "年第" . $season . "季报";
}
return $return;
}
