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run code in 150+ php & hhvm versions
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<?php $arr = array( array('status'=>'OK','Productname'=>'test1'), array('status'=>'OK','Productname'=>'test1'), array('status'=>'OK','Productname'=>'test2'), array('status'=>'OK','Productname'=>'test2') ); print_r(array_unique($arr));
Output for 7.0.0 - 7.1.0
Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Array ( [0] => Array ( [status] => OK [Productname] => test1 ) )
Output for hhvm-3.10.0 - 3.12.0
Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Array ( [0] => Array ( [status] => OK [Productname] => test1 ) )
Output for 5.4.0 - 5.6.28
Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Notice: Array to string conversion in /in/Y7JMO on line 10 Array ( [0] => Array ( [status] => OK [Productname] => test1 ) )
Output for 4.3.0 - 5.2.8, 5.2.10 - 5.3.29
Array ( [0] => Array ( [status] => OK [Productname] => test1 ) )
Output for 5.2.9
Array ( [0] => Array ( [status] => OK [Productname] => test1 ) [2] => Array ( [status] => OK [Productname] => test2 ) )