array_uintersect
PHP function
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(PHP 5, PHP 7, PHP 8)
Computes the intersection of arrays, compares data by a callback function
Description
array_uintersect(array $array, array ...$arrays, callable $value_compare_func): array
Computes the intersection of arrays, compares data by a callback function.
Parameters
arrayThe first array.
arraysArrays to compare against.
value_compare_funcDescription Presort
Return Values
Returns an array containing all the values of array that are present in all the arguments.
Examples
array_uintersect() example
php
<?php
$array1 = array("a" => "green", "b" => "brown", "c" => "blue", "red");
$array2 = array("a" => "GREEN", "B" => "brown", "yellow", "red");
print_r(array_uintersect($array1, $array2, "strcasecmp"));
?>The above example will output:
output
Array
(
[a] => green
[b] => brown
[0] => red
)