caracteres.php

<?php

	$chain = "0@sn9sirppa@#?ia'jgtvryko1";
	$lengthChain = strlen($chain);
	$keyNumber = $lengthChain / 2;
	$updtdChain = substr($chain , 5 , $keyNumber);
	$updtChain = str_replace('@#?', ' ' , $updtdChain);
	$updtChain = strrev($updtChain);
	echo $updtChain.' ';


	$chain = "q8e?wsellecif@#?sel@#?setuotpazdsy0*b9+mw@x1vj";
	$lengthChain = strlen($chain);
	$keyNumber = $lengthChain / 2;
	$updtdChain = substr($chain , 5 , $keyNumber);
	$updtChain = str_replace('@#?', ' ' , $updtdChain);
	$updtChain = strrev($updtChain);
	echo $updtChain.' ';

	$chain = "aopi?sgnirts@#?sedhtg+p9l!";
	$lengthChain = strlen($chain);
	$keyNumber = $lengthChain / 2;
	$updtdChain = substr($chain , 5 , $keyNumber);
	$updtChain = str_replace('@#?', ' ' , $updtdChain);
	$updtChain = strrev($updtChain);
	echo $updtChain;

j'ai appris toutes les ficelles des strings