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array_uintersect_assoc

(PHP 5)

array_uintersect_assocComputes the intersection of arrays with additional index check, compares data by a callback function

설명

array array_uintersect_assoc ( array $array1 , array $array2 [, array $ ... ], callback $data_compare_func )

Computes the intersection of arrays with additional index check, compares data by a callback function.

Note that the keys are used in the comparison unlike in array_uintersect(). The data is compared by using a callback function.

인수

array1

The first array.

array2

The second array.

data_compare_func

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.

반환값

Returns an array containing all the values of array1 that are present in all the arguments.

예제

Example #1 array_uintersect_assoc() example

<?php
$array1 
= array("a" => "green""b" => "brown""c" => "blue""red");
$array2 = array("a" => "GREEN""B" => "brown""yellow""red");

print_r(array_uintersect_assoc($array1$array2"strcasecmp"));
?>

위 예제의 출력:

Array
(
    [a] => green
)

참고


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