php 擷取開始日期與結束日期之間所有日期

array ( [0] => 2016-08-29 [1] => 2016-08-30 [2] => 2016-08-31 [3] => 2016-09-01 [4] => 2016-09-02 [5] => 2016-09-03 [6] => 2016-09-04 [7] => 2016-09-05 [8] => 2016-09-06 [9] => 2016-09-07 [10] => 2016-09-08 [11] => 2016-09-09 [12] => 2016-09-10 [13] => 2016-09-11 [14] => 2016-09-12 [15] => 2016-09-13 [16] => 2016-09-14 [17] => 2016-09-15 [18] => 2016-09-16 [19] => 2016-09-17 [20] => 2016-09-18 [21] => 2016-09-19 [22] => 2016-09-20 [23] => 2016-09-21 [24] => 2016-09-22 [25] => 2016-09-23 [26] => 2016-09-24 [27] => 2016-09-25 [28] => 2016-09-26 [29] => 2016-09-27 [30] => 2016-09-28 [31] => 2016-09-29 )