array_intersect

(PHP 4 >= 4.0.1, PHP 5, PHP 7)

array_intersectComputes the intersection of arrays

Descrierea

array_intersect ( array $array , array ...$arrays ) : array

array_intersect() returns an array containing all the values of array that are present in all the arguments. Note that keys are preserved.

Parametri

array

The array with master values to check.

arrays

Arrays to compare values against.

Valorile întoarse

Returns an array containing all of the values in array whose values exist in all of the parameters.

Exemple

Example #1 array_intersect() example

<?php
$array1 
= array("a" => "green""red""blue");
$array2 = array("b" => "green""yellow""red");
$result array_intersect($array1$array2);
print_r($result);
?>

Exemplul de mai sus va afișa:

Array
(
    [a] => green
    [0] => red
)

Note

Notă: Two elements are considered equal if and only if (string) $elem1 === (string) $elem2. In words: when the string representation is the same.

A se vedea și