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  1. <?php
  2. $arr = array(
  3.     5,
  4.     4,
  5.     2,
  6.     3,
  7.     2,
  8.     1
  9. );
  10. $add = array();
  11. sort($arr);
  12. $contagem = array_count_values($arr);
  13.  
  14. asort($contagem);
  15. //$result = array_keys($contagem, true);
  16. 	$add = array();
  17. foreach($contagem as $valor => $qtde) {
  18.     $current = $valor;
  19.     if($qtde == 1) {
  20.     	  $add[] = $valor;
  21.     } else {
  22.     	if ($valor === $current) {
  23. 		   for($i=0; $i < $qtde; $i++) {
  24. 		      $add[] = $valor;
  25. 		   }
  26.     	}
  27.     }
  28.  
  29. }
  30. print_r($add);
  31.  
  32.  
Success #stdin #stdout 0.01s 82560KB
comments ()
stdin
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Standard input is empty
stdout
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Array
(
    [0] => 1
    [1] => 3
    [2] => 4
    [3] => 5
    [4] => 2
    [5] => 2
)
https://ideone.com/GP6pKo
language:
PHP (php 7.3.5)
created:
5 years ago
visibility:
public

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