uzulla

<form method="post">
<input name="text">
<input type="submit">
</form>
<?php
!empty($_POST["text"]) && file_put_contents("log.php", date("c>").htmlspecialchars($_POST["text"], ENT_QUOTES, "UTF-8")."\n", FILE_APPEND) && header("location: {$_SERVER['REQUEST_URI']}");
echo @implode('<br>',array_reverse(file("log.php")));

miyagawa

> perl -E 'say "生" & "死"' 
愛

生 Life  U+751F \xe7\x94\x9f 11100111 10010100 10011111
死 Death U+6B7B \xe6\xad\xbb 11100110 10101101 10111011
愛 Love  u+611B \xe6\x84\x9b 11100110 10000100 10011011