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<?php $a = array(); $a[] = array('1',null); $a[] = array('1','2'); $a[] = array('2',null); $a[] = array('2','2'); $a[] = array('1',null); $a[] = array('2','2'); print_r(array_unique($a));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Array to string conversion in /in/LpFWl on line 11 Warning: Array to string conversion in /in/LpFWl on line 11 Warning: Array to string conversion in /in/LpFWl on line 11 Warning: Array to string conversion in /in/LpFWl on line 11 Warning: Array to string conversion in /in/LpFWl on line 11 Warning: Array to string conversion in /in/LpFWl on line 11 Array ( [0] => Array ( [0] => 1 [1] => ) )
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Array ( [0] => Array ( [0] => 1 [1] => ) )
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.8, 5.2.10 - 5.2.17, 5.3.0 - 5.3.29, 7.3.32 - 7.3.33
Array ( [0] => Array ( [0] => 1 [1] => ) )
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33
Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Array ( [0] => Array ( [0] => 1 [1] => ) )
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Notice: Array to string conversion in /in/LpFWl on line 11 Array ( [0] => Array ( [0] => 1 [1] => ) )
Output for 5.2.9
Array ( [0] => Array ( [0] => 1 [1] => ) [1] => Array ( [0] => 1 [1] => 2 ) [2] => Array ( [0] => 2 [1] => ) [3] => Array ( [0] => 2 [1] => 2 ) )
preferences:
321.29 ms | 402 KiB | 457 Q