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  1. <?php
  2.  
  3. function remove_duplicates(&$array){
  4. 	foreach($array as $key => &$val){
  5.  
  6. 		if(is_array($val)){
  7. 			if(count($val) == 1 && array_keys($val)[0] == $key){
  8. 				$val = $val[$key];
  9. 			}
  10.  
  11. 			remove_duplicates($val);
  12.  
  13. 		}
  14. 	}
  15. }
  16.  
  17. $names = [
  18. 	8 => [
  19. 		7 => "one name",
  20. 		27 => [
  21. 			27 => [
  22. 				31 => "other name"
  23. 			]
  24. 		],
  25. 		10 => [
  26. 			10 => [
  27. 				24 => [
  28. 					24 => [
  29. 						30 => "some name"
  30. 					]
  31. 				]
  32. 			]
  33. 		]
  34. 	]
  35. ];
  36.  
  37.  
  38. print_r($names);
  39.  
  40. remove_duplicates($names);
  41.  
  42. print_r($names);
  43.  
  44. ?>
Success #stdin #stdout 0.03s 52432KB
comments (?)
stdin 
Standard input is empty
stdout 
Array
(
    [8] => Array
        (
            [7] => one name
            [27] => Array
                (
                    [27] => Array
                        (
                            [31] => other name
                        )

                )

            [10] => Array
                (
                    [10] => Array
                        (
                            [24] => Array
                                (
                                    [24] => Array
                                        (
                                            [30] => some name
                                        )

                                )

                        )

                )

        )

)
Array
(
    [8] => Array
        (
            [7] => one name
            [27] => Array
                (
                    [31] => other name
                )

            [10] => Array
                (
                    [24] => Array
                        (
                            [30] => some name
                        )

                )

        )

)
https://ideone.com/5SpgmH
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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