array_diff_assoc() function in PHP

The array_diff_assoc() function compares array keys and values, and returns the differences. The array_diff() function only compares the values, whereas in array_diff_assoc() function both the keys and values are used for comparison.

Syntax

array_diff_assoc(arr1, arr2, arr3,  arr4, …)

Parameters

• arr1 − Array to compare from. Required.

• arr2 − Array to compare against. Required.

• arr3 − You can add more arrays to compare. Optional.

• arr4 − You can add more arrays to compare. Optional.

Return

The array_diff_assoc() function returns the comparison between both the arrays. It returns an array containing all the values from arr1 that are not present in any of the other arrays.

Example

Live Demo

<?php
   $arr1 = array("p"=>"football","q"=>"cricket","r"=>"hockey");
   $arr2 = array("s"=>"football","t"=>"cricket");
   $res = array_diff_assoc($arr1,$arr2);
   print_r($res);
?>

Output

Array
(
   [p] => football
   [q] => cricket
   [r] => hockey
)

karthikeya Boyini

e

Updated on: 30-Jul-2019

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