<?php function test(array $input1, array $input2): bool { $result = array_intersect($input1,$input2); $result = count($result) > 0; return $result; } $expected = false; var_dump(test([1,2,3],[4,7]) === $expected); // works? $expected = true; var_dump(test([1,2,3],[1,2]) === $expected); // works?
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