<?php
$start = strtotime('2014-09-01');
$end = strtotime('2014-10-01');
$end = mktime(0,0,-1, date('n',$end), date('j',$end)+2, date('Y',$end));
$stamp = $start;
$months = array();
do {
$next_stamp = mktime(0,0,-1, date('n',$stamp)+1, 2, date('Y',$stamp));
var_dump(date('Y-m-d H:i:s', $next_stamp));;
$next_stamp = min($next_stamp, $end);
$months[] = floor(($next_stamp-$stamp)/3600/24)/date('t', $stamp);
$stamp = $next_stamp;
} while ($stamp < $end);
var_dump($months);
preferences:
42.31 ms | 402 KiB | 5 Q