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  1. <?php
  2.  
  3. $arr = [
  4. 	"01/02/2015",
  5. 	"02/02/2015",
  6. 	"03/02/2015",
  7. 	"04/02/2015",
  8. 	"05/02/2015",
  9. 	"09/02/2015",
  10. 	"10/02/2015",
  11. 	"11/02/2015",
  12. 	"12/02/2015",
  13. ];
  14.  
  15. //complexidade O(n)
  16. function processaDias($arrDias) {
  17. 	$index = 0;
  18. 	$dia_anterior = "";
  19. 	$ret = [];
  20. 	foreach($arrDias as $dia) {
  21. 		if ($dia_anterior === "") {
  22. 			$ret[$index][] = $dia;
  23. 			$dia_anterior = $dia;
  24. 			continue;
  25. 		}
  26.  
  27. 		$d1 = DateTime::createFromFormat("d/m/Y", $dia_anterior);
  28. 		$d2 = DateTime::createFromFormat("d/m/Y", $dia);
  29.  
  30. 		$diff = $d2->diff($d1);
  31.  
  32. 		if($diff->format("%d") !== "1") {
  33. 			$index++;
  34. 		}
  35.  
  36. 		$ret[$index][] = $dia;
  37.  
  38. 		$dia_anterior = $dia;
  39. 	}
  40.  
  41. 	return $ret;
  42. }
  43.  
  44. $res = processaDias($arr);
  45.  
  46. var_dump($res);
Success #stdin #stdout 0.03s 24448KB
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array(2) {
  [0]=>
  array(5) {
    [0]=>
    string(10) "01/02/2015"
    [1]=>
    string(10) "02/02/2015"
    [2]=>
    string(10) "03/02/2015"
    [3]=>
    string(10) "04/02/2015"
    [4]=>
    string(10) "05/02/2015"
  }
  [1]=>
  array(4) {
    [0]=>
    string(10) "09/02/2015"
    [1]=>
    string(10) "10/02/2015"
    [2]=>
    string(10) "11/02/2015"
    [3]=>
    string(10) "12/02/2015"
  }
}
https://ideone.com/0B7hCC
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
public

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