PHP - Function array_uintersect()

Syntax

array_uintersect ( $array1, $array2 [, $array3 ..., $data_compare_func] );

Definition and Usage

This function returns an array containing all the values of array1 that are present in all the arguments. The data is compared by using a callback function.

Parameters

Sr.No	Parameter & Description
1	array1 Required. Specifies an array.
2	array2 Required. Specifies an array to be compared with the first array.
3	array3 Optional. Specifies an array to be compared with the first array.
4	data_compare_func Required. The name of the user-made function.

Example

Try out following example −

Live Demo

<?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"));
?>

This will produce the following result −

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

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