open read doRead: abc|i:123; 123 write updateTimestamp close Array ( [0] => Content-Type: text/plain; charset=utf-8 [1] => Cache-Control: max-age=10800, private, must-revalidate [2] => Set-Cookie: sid=850o18jcmj1pg3mvf3r9a7uq95; path=/; secure; HttpOnly ) shutdown