Get duplicate value from array php

$arr = array(1, 4, 6, 1, 8, 9, 4, 6);

$unique = array_unique($arr);

$duplicates = array_diff_assoc($arr, $unique);

print_r($duplicates);
Array ( [3] => 1 [6] => 4 [7] => 6 )

Php check for duplicates in array

function has_dupes($array) {
    $dupe_array = array();
    foreach ($array as $val) {
        if (++$dupe_array[$val] > 1) {
            return true;
        }
    }
    return false;
}

Source: stackoverflow.com

Similar codes

4 votes117 views3 answers
Get current route in blade laravel
PHP
6 votes133 views2 answers
Laravel migration make column nullable
PHP Laravel
1 vote115 views2 answers
Add laravel sail build as alias
PHP
5 votes107 views3 answers
Mobile number validation in laravel 8
PHP
0 vote114 views1 answer
Laravel query with optional filter
PHP Laravel
13 votes108 views4 answers
Php change version linux
PHP
1 vote117 views1 answer
Date format in laravel month name day name
PHP
0 vote150 views1 answer
Symfony change php version
PHP Symfony
1 vote130 views1 answer
Laravel get first letter of each word
PHP Laravel
-1 vote117 views2 answers
West african timezone in php
PHP