3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo urldecode("user%5B0%5D%5Bname%5D=ege&user%5B0%5D%5Bsurname%5D=sercetin&user%5B0%5D%5Bemail%5D=ege%40sertcetin.com");
Output for 4.3.0 - 7.1.0
user[0][name]=ege&user[0][surname]=sercetin&user[0][email]=ege@sertcetin.com