/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 vote378 views1 answer
Redirect http to https htaccess laravel 8
PHP Laravel
9 votes324 views5 answers
Php get day number
PHP
0 vote336 views1 answer
Position for ip
PHP
1 vote373 views1 answer
Laravel query select from table where id != to another table id
PHP Laravel
0 vote307 views1 answer
Create table laravel give name table
PHP
5 votes322 views4 answers
Php get string after character
PHP
6 votes309 views3 answers
Check the php version in ubuntu
PHP
1 vote304 views1 answer
Display summernonte data with string limit laravel
PHP
6 votes323 views2 answers
Laravel : commande introuvable
PHP Laravel
0 vote342 views1 answer
Laravel signed Route custom domain
PHP Laravel