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run code in 200+ php & hhvm versions
Bugs & Features
<?php $dates = array( '2015-02-13', '2015-04-21', '2015-08-18', '2015-11-26', '2015-09-15', '2015-01-07', '2015-02-11', '2015-07-14', '2015-03-02', ); usort($dates,'strtotime'); print_r($dates);
Output for 7.0.0 - 7.2.0
Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Array ( [0] => 2015-07-14 [1] => 2015-03-02 [2] => 2015-01-07 [3] => 2015-02-11 [4] => 2015-09-15 [5] => 2015-11-26 [6] => 2015-08-18 [7] => 2015-04-21 [8] => 2015-02-13 )
Output for 5.3.20 - 5.6.21
Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Notice: A non well formed numeric value encountered in /in/mkft8 on line 15 Array ( [0] => 2015-07-14 [1] => 2015-04-21 [2] => 2015-01-07 [3] => 2015-08-18 [4] => 2015-02-13 [5] => 2015-11-26 [6] => 2015-02-11 [7] => 2015-09-15 [8] => 2015-03-02 )