array_diff_assoc

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Computes the difference of arrays with additional index check

array_diff_assoc ( array $array1 , array $array2 [, array $... ] ) : array

array1

The array to compare from

array2

An array to compare against

...

More arrays to compare against

Returns an array containing all the values from array1 that are not present in any of the other arrays.

<?

$array1 = array("a" => 0, "b" => 1, "c" => 2, "d" => 3);
$array2 = array("a" => 0, "b" => 4, "e" => 2, "f" => 5);

$return = array_diff_assoc($array1, $array2);

print_r($return);

?>

Array
(
    [b] => 1
    [c] => 2
    [d] => 3
)

<?

$array1 = array("a" => 0, "b" => 1, "c" => 2, "d" => 3);
$array2 = array("a" => 0, "b" => 4, "e" => 2, "f" => 5);
$array3 = array("a" => 0, "b" => 4, "e" => 2, "f" => 5);

$return = array_diff_assoc($array1, $array2, $array3);

print_r($return);

?>

Array
(
    [b] => 1
    [c] => 2
    [d] => 3
)

PHP