How to use array udiff assoc in PHP

In this article, I will explain how the array_udiff_assoc() function can be used in PHP.
  • 1441

array_udiff_assoc() function in PHP

  • The array_udiff_assoc() function is used to compares two or more arrays, both in a built in function and in a user-made function.

  • The array_udiff_assoc() function returns an array containing the elements from the first array.

  • In array_udiff_assoc() function, the key is used for comparison in the built-in function.

  • In array_udiff_assoc() function, the value is used for comparison in the user-made function.

Syntax

array_udiff_assoc(array1,array2,array3....,function)

Parameter

  • array1 array1 is required parameter. The first array is the array which will be compared with other arrays.

  • array2 array2 is required parameter. An array to be compared with the first array.

  • array3 array3 is optional parameter. An array to be compared with the first array.

  • function function is required parameter. The function made by user.

Example

The following example show to how the array_udiff_assoc() function can be used in PHP.

<html>

<body>

<h3 style="color: green;">array_udiff_assoc() function example in PHP</h3>

    <?php

    function mydemo($s1,$s2)

    {

    if ($s1===$s2)

    {

    return 0;

    }

    return 1;

    }

    $a1=array("a"=>"Student","b"=>"Teacher","c"=>"Engg.");

    $a2=array("a"=>"Doctor","b"=>"Teacher","c"=>"Advocate");

    echo("After array_udiff_assoc function value is <br/>");

    print_r(array_udiff_assoc($a1,$a2,"mydemo"));

    ?>

</body>

</html>

 

Output

udiff-assoc.jpg

You may also want to read these related articles here
 
Ask Your Question 
 
Got a programming related question? You may want to post your question here
 

Categories

More Articles

© 2019 DotNetHeaven. All rights reserved.