PHP array_uintersect() Function

Hello folks! welcome back to a new section of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP array_uintersect() Function.

The built-in PHP array_uintersect() function is used to return an array containing all the values from array1 that are present in all of the arguments. The data is compared using a callback function.

Syntax

Following below is the syntax to use this function -

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

READ: PHP array_pop() Function

Parameter Details

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.

Return Value

This function returns an array containing all of the values from array1 that are present in all the arguments.

Example

Try out the below example -

<?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"));
?> 

Output

When the above code is executed, it will produce the following result -

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

READ: PHP array_pad() Function

Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the built-in array_uintersect_assoc() Function in PHP.

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