<?php
error_reporting(-1);
mb_internal_encoding('utf-8');
 
 
 
$string = "ыыА роза УпАла н1221на лапу Азораыы";
$test = "";
 
$string = mb_strtolower($string);
 
for ($i = 0; $i < strlen($string); $i++) {
	if ($string[$i] != " ") {
		$test = $test . $string[$i];
	}
}
 
$length = strlen($test);
 
for ($i = 0; $i < floor((mb_strlen($test))/2); $i++) {
	if (mb_substr($test, $i, 1) == (mb_substr($test, -$i-1,1))) {
		$result = "палиндром"; 
	} else {
		$result = "не палиндром";
	}
	echo mb_substr($test, $i, 1), " - ", mb_substr($test, -$i-1, 1), "\n";
}
 
echo $result;
 

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