我有一个数组,我想按日期对其进行排序。我无法按日期按降序正确排序。请帮忙。
Array
(
[1] => Array
(
[1] => 11/05/2013
[2] => Executive Planning Day
)
[2] => Array
(
[1] => 13/06/2013
[2] => Middle Leaders Planning Day
)
[3] => Array
(
[1] => 12/07/2013
[2] => New Staff Induction Day
)
[4] => Array
(
[1] => 13/04/2013
[2] => Staff Conference Day No. 1
)
[5] => Array
(
[1] => 14/04/2013
[2] => Staff Conference Day No. 2
)
[6] => Array
(
[1] => 15/02/2013
[2] => Staff Conference Day No. 3
)
[7] => Array
(
[1] => 16/03/2013
[2] => Australia Day
)
)