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<?php $a = "2014-05-01"; $b = "2015-04-15"; $i = date("Ym", strtotime($a)); while($i <= date("Ym", strtotime($b))){ echo $i."\n"; if(substr($i, 4, 2) == "12") $i = (date("Y", strtotime($i."01")) + 1)."01"; else $i++; }

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59.73 ms | 402 KiB | 5 Q