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<?php $array1 = array(1=>"Band",2=>"Song", 3=>"Release",4=>"Year"); $array2 = array(1=>"Band"); $array1[key($array1)] = preg_replace("~^\xef\xbb\xbf~u","",$array1[key($array1)]); var_dump(array_intersect($array1,$array2));
Output for 8.0.1 - 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
array(1) { [1]=> string(4) "Band" }

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