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@ 2013-11-28T20:08:30Z

<?php

$array1 = array(1,2);
$array1 = array(1,2,1);

if(empty(array_diff($array1, $array2))) {
   echo 'both arrays containing the same set of values';
}

Output
Performance
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References
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array_diff: documentation ( source)

preferences:dark modelive preview

61.74 ms | 402 KiB | 5 Q