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  1. <?php
  2.  
  3. error_reporting(-1);
  4. mb_internal_encoding('utf-8');
  5.  
  6. $text="А роза упала на лапу Азорра";
  7. $result="палиндром";
  8. $minitext=mb_strtolower($text);
  9. $repl_text=str_replace(" ", "", $minitext);
  10. $array_text=preg_split('//u', $repl_text, null, PREG_SPLIT_NO_EMPTY);
  11. $array1=array_reverse($array_text);
  12. $results=array_diff($array_text, $array1);
  13. print_r($results);
  14.  
  15. if ($result<=0) {
  16.  
  17.      echo "$result";
  18. }
  19. else {
  20.      echo "ошибка";
  21. }
  22.  
  23.  
  24. #$minitext=mb_strtolower($text);
  25. #$repl_text=str_replace(" ", "", $minitext);
  26. #echo "$repl_text";
  27. #$array_text=str_split($repl_text);
  28. #$array_reverse=array_reverse($array_text);
  29. #print_r($text);
  30.  
  31.  
Success #stdin #stdout 0.02s 25468KB
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палиндром
https://ideone.com/cYER8g
language:
PHP (php 7.3.5)
created:
2 years ago
visibility:
public

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