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  1. <?php
  2.  
  3.  
  4. class XRange implements Iterator
  5. {
  6. 	protected $value = 0;
  7.  
  8. 	protected $limit;
  9.  
  10. 	protected $step;
  11.  
  12. 	protected $initial;
  13.  
  14. 	protected $key = 0;
  15.  
  16. 	public function __construct($value, $limit, $step = 1)
  17. 	{
  18. 		$this->value = $this->initial = $value;
  19.  
  20. 		$this->limit = $limit;
  21.  
  22. 		$this->step = $step;
  23. 	}
  24.  
  25. 	public function rewind()
  26. 	{
  27. 		$this->value = $this->initial;
  28. 	}
  29.  
  30. 	public function current()
  31. 	{
  32. 		return $this->value;
  33. 	}
  34.  
  35. 	public function next()
  36. 	{
  37. 		$this->value += $this->step;
  38.  
  39. 		++$this->key;
  40. 	}
  41.  
  42. 	public function valid()
  43. 	{
  44. 		return $this->value <= $this->limit;
  45. 	}
  46.  
  47. 	public function key()
  48. 	{
  49. 		return $this->key;
  50. 	}
  51. }
  52.  
  53.  
  54. foreach(new XRange(1, 10, 1) as $value) {
  55.  
  56. 	echo $value;
  57. }
Success #stdin #stdout 0.02s 52472KB
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https://ideone.com/CzbLsX
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
public

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