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  1. <?php
  2.  
  3. function analog_in_array($needle, array $haystack) {
  4. 	foreach($haystack as $item) {
  5. 		if($item == $needle) {
  6. 			return true;
  7. 		}
  8. 	}
  9. 	return false;
  10. }
  11.  
  12. function analog_array_unique(array $array) {
  13. 	$tmp = [];
  14. 	foreach($array as $key => $item) {
  15. 		if(analog_in_array($item, $tmp)) {
  16. 			unset($array[$key]);
  17. 		}
  18. 		else {
  19. 			$tmp[] = $item;
  20. 		}
  21. 	}
  22. 	return $array;
  23. }
  24.  
  25. $array = [1,1,2,3,4,2,5];
  26. print_r($array);
  27. print_r(analog_array_unique($array));
Success #stdin #stdout 0.01s 82880KB
comments (?)
stdin 
Standard input is empty
stdout 
Array
(
    [0] => 1
    [1] => 1
    [2] => 2
    [3] => 3
    [4] => 4
    [5] => 2
    [6] => 5
)
Array
(
    [0] => 1
    [2] => 2
    [3] => 3
    [4] => 4
    [6] => 5
)
https://ideone.com/Q5dS9I
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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