/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

16 votes105 views2 answers
Php pass a variabele to js
PHP
1 vote90 views1 answer
Extract all arrays from sql response in php
PHP
1 vote127 views1 answer
Laravel old value or default
PHP Laravel
1 vote67 views1 answer
Php unset multiple values
PHP
0 vote129 views1 answer
Laravel Eloquent, group by month/year
PHP Laravel
4 votes108 views2 answers
Wp get_posts return ids
PHP
8 votes105 views2 answers
Php replace space with underscore
PHP
19 votes133 views6 answers
Laravel date validation
PHP Laravel
22 votes137 views6 answers
Log Laravel
PHP Laravel
3 votes100 views2 answers
Seconds to minutes php
PHP