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<?php function flattened_array_intersect($array,$total_arrays){ return implode(', ',array_keys(array_intersect(array_count_values($array),[$total_arrays]))); } echo flattened_array_intersect(array_merge([1,2,3,4,5],[1,3,5],[1,3,4,5],[1,3,5,6,7,8,9]),4);
Output for 5.6.38, 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
1, 3, 5
preferences:
49.54 ms | 408 KiB | 5 Q