/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 vote161 views1 answer
Php serverpath
PHP
0 vote154 views2 answers
Drupal set message
PHP
1 vote160 views2 answers
In array php multiple values
PHP
8 votes178 views6 answers
Laravel session
PHP Laravel
7 votes162 views5 answers
Php undefined index
PHP
0 vote1.8K views1 answer
Wp php get rows number from mysql
PHP
0 vote166 views1 answer
Parent in php
PHP
0 vote332 views1 answer
Download laravel 8 zip
PHP Laravel
1 vote176 views1 answer
Twig limit text
PHP
4 votes151 views2 answers
Get value type online
PHP