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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 азора";
  7. $result = 'palindrom';
  8.  
  9. $modText = mb_strtolower($text);
  10. $modText = str_replace(" ", "", $modText);
  11.  
  12. $length = mb_strlen($text);
  13. $halfLength = floor($length/2);
  14. $modLength = mb_strlen($modText);
  15.  
  16. for ($i = 0, $k = $modLength - 1; i < $halfLength; $i++, $k--) {
  17. 	/* idem po slovu, berem po bukve s koncov i sravnivaem */
  18. 	if ( mb_substr($modText, $i, 1) != mb_substr($modText, $k, 1)) {
  19. 		break;
  20. 	}
  21. 	echo mb_substr($modText, $i, 1)."==".mb_substr($modText, $k, 1)."\n";
  22. }
  23.  
  24. echo $modText;
Success #stdin #stdout #stderr 0s 52488KB
comments (?)
stdin
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Standard input is empty
stdout
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а==а
р==р
о==о
з==з
а==а
у==у
п==п
а==а
л==л
а==а
н==н
а==а
л==л
а==а
п==п
у==у
а==а
з==з
о==о
р==р
а==а
арозаупаланалапуазора
stderr
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PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
PHP Notice:  Use of undefined constant i - assumed 'i' in /home/54lEmO/prog.php on line 16
https://ideone.com/iCawI5
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
public

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