3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = hex2bin('570069006e0064006f00770073002000530075006200730079007300740065006d00200066006f00720020004c0069006e0075007800200044006900730074007200690062007500740069006f006e0073003a000d000d000a005500620075006e00740075002d00310036002e003000340020002800440065006600610075006c00740029000d000d000a00'); $str = iconv('UTF-16LE', 'UTF-8', $str); $str = str_replace("\r\n", "\n", $str); var_dump($str);

preferences:
63.54 ms | 402 KiB | 5 Q