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array_intersect_ukey> <array_intersect_key
[edit] Last updated: Fri, 17 May 2013

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array_intersect_uassoc

(PHP 5)

array_intersect_uassocComputes the intersection of arrays with additional index check, compares indexes by a callback function

Descrizione

array array_intersect_uassoc ( array $array1 , array $array2 [, array $ ... ], callable $key_compare_func )

array_intersect_uassoc() returns an array containing all the values of array1 that are present in all the arguments. Note that the keys are used in the comparison unlike in array_intersect().

Elenco dei parametri

array1

Initial array for comparison of the arrays.

array2

First array to compare keys against.

array

Variable list of array arguments to compare values against.

key_compare_func

La funzione di confronto deve restituire un intero minore, uguale o maggiore di zero se il primo argomento è considerato essere minore, uguale o maggiore del secondo.

int callback ( mixed $a, mixed $b )

Valori restituiti

Returns the values of array1 whose values exist in all of the arguments.

Esempi

Example #1 array_intersect_uassoc() example

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

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

Il precedente esempio visualizzerà:

Array
(
    [b] => brown
)

Vedere anche:



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