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<?php $different_values = array(); for($i=0; $i<10; $i++){ $different_values = uniqid('test-'); } var_dump( count(array_unique($different_values)) );
Output for 7.2.0
Warning: array_unique() expects parameter 1 to be array, string given in /in/cDrf6 on line 7 Warning: count(): Parameter must be an array or an object that implements Countable in /in/cDrf6 on line 7 int(0)
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7
Warning: array_unique() expects parameter 1 to be array, string given in /in/cDrf6 on line 7 int(0)
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Warning: array_unique(): The argument should be an array in /in/cDrf6 on line 7 int(1)
Output for 4.3.0 - 4.3.1
Warning: array_unique() [http://www.php.net/function.array-unique]: The argument should be an array in /in/cDrf6 on line 7 int(1)
preferences:
111.92 ms | 401 KiB | 174 Q