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  1. <?php
  2. mb_internal_encoding('utf-8');
  3. $text = "А роза упала на лапу Азора\n";
  4. echo $text;
  5.  
  6. $text = str_replace(" ","",$text);
  7. $text = mb_strtolower($text);
  8.  
  9.  	$lenght = mb_strlen($text);
  10. 	$i = 0;
  11. 	$b = 0;
  12. 	while (mb_substr($text, $i, 1) == mb_substr($text, -$i -2, 1)){
  13. 		$i++;
  14. 		$b++;
  15. 	}
  16. 	if ($b == $lenght - 1){
  17. 		echo "Палиндром!";
  18. 	}
  19. 	else{
  20. 		echo "Не палиндром!";
  21. 	}
Success #stdin #stdout 0.03s 52480KB
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stdin 
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А роза упала на лапу Азора
Палиндром!
https://ideone.com/w3QKYo
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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