tree 3cec7921c1c34d6b698107d6c704d967c40e7fbf
parent fcc768e6679076ef90ea263569a36ca29a85a544
author Abioy <abioy.sun@gmail.com> 1356358925 +0800
committer Abioy <abioy.sun@gmail.com> 1356358925 +0800

escape '\f' in json_escape_str

'\f' is a llegal char and should be escape in printbuf