array_diff_assoc in PHP

Syntax of array_diff_assoc

array array_diff_assoc(array array1, array array2[, … array arrayN])

Returns an array containing all the values in array1 that are not present in any of the other provided arrays. Unlike array_diff(), both the keys and values must match to be considered identical. The keys of the values are preserved

Example of array_diff_assoc

<?php
$array1 = array("a" => "green", "b" => "brown", "c" => "blue", "red");
$array2 = array("a" => "green", "yellow", "red");
$result = array_diff_assoc($array1, $array2);
print_r($result);
?>
Array
(
    [b] => brown
     => blue
    [0] => red
)
<?php
$array1 = array(0, 1, 2);
$array2 = array("00", "01", "2");
$result = array_diff_assoc($array1, $array2);
print_r($result);
?>
Array
(
    [0] => 0
    [1] => 1
    )

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