3v4l.org

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<?php $array1 = [1,2,3]; $array2 = [3,2,1]; $array3 = [2,1,3]; $array4 = [2,1,3]; $array5 = [1,1,1]; $array6 = [3,3,2]; $array7 = [1,2,1]; $array8 = [8,9,2]; sort($array1); for ($i = 2; $i <= 8; $i++) { sort(${"array$i"}); echo "array $i: " . ($array1 == ${"array$i"} ? 'match' : 'no match') . "\n"; }
Output for 7.1.25 - 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
array 2: match array 3: match array 4: match array 5: no match array 6: no match array 7: no match array 8: no match

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