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Php remove duplicates from multidimensional array

Remove duplicate values in array php

<?php
$list_programming_language = array('C#',  'C++', 'PHP', 'C#', 'PHP');
$result = array_unique($list_programming_language);
print_r($result);
?>
  
// ==> 'C#',  'C++', 'PHP'

Php remove duplicates from multidimensional array

$serialized = array_map('serialize', $targetArray);
$unique = array_unique($serialized);
return array_intersect_key($targetArray, $unique);

Array_unique multidimensional php

<?php
    function super_unique($array,$key)
    {
       $temp_array = [];
       foreach ($array as &$v) {
           if (!isset($temp_array[$v[$key]]))
           $temp_array[$v[$key]] =& $v;
       }
       $array = array_values($temp_array);
       return $array;

    }


$arr="";
$arr[0]['id']=0;
$arr[0]['titel']="ABC";
$arr[1]['id']=1;
$arr[1]['titel']="DEF";
$arr[2]['id']=2;
$arr[2]['titel']="ABC";
$arr[3]['id']=3;
$arr[3]['titel']="XYZ";

echo "<pre>";
print_r($arr);
echo "unique*********************<br/>";
print_r(super_unique($arr,'titel'));

?>

Source: stackoverflow.com

Php remove duplicates from multidimensional array

array_unique($array, SORT_REGULAR);

Source: stackoverflow.com

Php remove duplicates from array

<?php
$fruits_list = array('Orange',  'Apple', ' Banana', 'Cherry', ' Banana');
$result = array_unique($fruits_list);
print_r($result);
?>

How to remove duplicate values from a multidimensional array in php

We used this to de-duplicate results from a variety of overlapping queries.

$input = array_map("unserialize", array_unique(array_map("serialize", $input)));

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