Question

How to delete duplicate elements from a one-dimensional array with ints and strings in PHP

Answer 1

$arr = array("aa", 2, 1, 2, 3, "2", 5, "aa", 6, "6", 2, "aa");
      
$arr = array_unique($arr);

print_r($arr);


   
/*
run:
    
Array
(
    [0] => aa
    [1] => 2
    [2] => 1
    [4] => 3
    [6] => 5
    [8] => 6
)
    
*/

 

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