<?php
 
error_reporting (-1);
mb_internal_encoding("utf-8");
 
$text = "А роза упала на лапу азора";
$result = 'палиндром';
$wrongresult = "не палиндром";
 
$text = mb_strtolower($text);
$text = str_replace(" ", "", $text);
 
$length = mb_strlen($text);
$halfLength = floor($length / 2);
 
for ($i=0; $i <= $halfLength; $i++) {
	$symbol = mb_substr($text, $i, 1);
	#echo "$symbol\n"; для проверки
}	
for ($i=1; $i <= $halfLength; $i++){
	$symbolReverse = mb_substr($text, -$i, 1);
	echo "$symbolReverse\n";
}
 
 

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