[1] : select tid from user_post where pid='638529' limit 1 

Array
(
    [tid] => 638530
)
Array
(
    [0] => data:image/gif;,R0lGODlhAQABAIAAAAAAAPhttp:///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7
)
[2] : stage2
[3] : stage3
[4] : data:image/gif;,R0lGODlhAQABAIAAAAAAAPhttp:///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7
Return
(1 : 1)
ReturnStart Cap