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  1. <?php
  2.  
  3. mb_internal_encoding("UTF-8");
  4. $a = "ue34, 4y3, 4yt4we,";
  5. $b = "43wt5, 235, 2v, 4y3,";
  6. preg_match_all("/[A-Za-z_0-9]{1,10}/i", $a, $matches);
  7. preg_match_all("/[A-Za-z_0-9]{1,10}/i", $b, $matches2);
  8. $c = array();
  9. $d = array();
  10. foreach ($matches as $v)
  11. {
  12. 	foreach ($v as $value)
  13. 	{
  14.  
  15. 	$c[] = $value;
  16.  
  17. 	}
  18. }
  19. foreach ($matches2 as $v)
  20. {
  21. 	foreach ($v as $value)
  22. 	{
  23.  
  24. 	$d[] = $value;
  25.  
  26. 	}
  27. }
  28.  
  29. foreach ($c as $key => $value) {
  30. if (in_array($value, $d)) {
  31. echo $value;
  32. }
  33. }
Success #stdin #stdout 0.01s 20568KB
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stdin
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Standard input is empty
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4y3
https://ideone.com/uRxstK
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
public

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