(PHP 5)
array_uintersect_uassoc — Computes the intersection of arrays with additional index check, compares data and indexes by a callback functions
Computes the intersection of arrays with additional index check, compares data and indexes by a callback functions Note that the keys are used in the comparison unlike in array_uintersect(). Both the data and the indexes are compared by using separate callback functions.
The first array.
The second array.
For comparison is used the user supplied callback function. It must return an integer less than, equal to, or greater than zero if the first argument is considered to be respectively less than, equal to, or greater than the second.
Key comparison callback function.
Returns an array containing all the values of array1 that are present in all the arguments.
Example #1 array_uintersect_uassoc() example
<?php
$array1 = array("a" => "green", "b" => "brown", "c" => "blue", "red");
$array2 = array("a" => "GREEN", "B" => "brown", "yellow", "red");
print_r(array_uintersect_uassoc($array1, $array2, "strcasecmp", "strcasecmp"));
?>
위 예제의 출력:
Array
(
[a] => green
[b] => brown
)