<?php
error_reporting(-1);
mb_internal_encoding('utf-8');
 
$text = "А роза упала на лапу Азора";
 
 
$results = 'палиндром' ;
$delProb=preg_replace($text);
$delH=mb_strtolower($text);
$lenght = mb_strlen($text);
$halfLenght = floor($lenght/ 2);
 
for ($i = 0 ; $i <=$halfLenght; $i++) {
 	$razvorot = mb_substr($text, $i, 0);
 	$check = mb_substr($text, $i, -21);
}
if ($check = $razvorot) {
 		echo "results\n";}
 		else { 
 		echo "не";
 	}
Echo "Результаты: $results\n";

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