/PHP/Php knoww if array has duplicate values

Php knoww if array has duplicate values

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 )

Check duplicate data in array php

$counts = array_count_values($array);
            $duplicate_title  = array_filter($array, function ($value) use ($counts) {
                return $counts[$value] > 1;
            });

Php knoww if array has duplicate values

if (count($array) === count(array_unique($array))) {
		//values are unique
}

Similar codes

1 vote126 views2 answers
Laravel 8 login logout
PHP
23 votes125 views6 answers
Laravel 6 auth
PHP Laravel
0 vote126 views1 answer
Adding another return message from Laravel Livewire
PHP
1 vote151 views1 answer
Update many laravel
PHP Laravel
3 votes138 views1 answer
Insert rows in migrations laravel
PHP Laravel
0 vote123 views1 answer
Wordpress single post template managwr
PHP
0 vote101 views1 answer
Laravel storage goes to 404 page. (Symlink not working)
PHP
0 vote136 views1 answer
Phoenix query builder
PHP
0 vote67 views1 answer
Warning: sprintf(): too few arguments in c:laragonwwwglobalallianceregisterwp-adminincludesclass-bulk-upgrader-skin.php on line 152
PHP
7 votes125 views4 answers
$errors show this error in laravel
PHP Laravel