[1] : select tid from user_post where pid='628733' limit 1 

Array
(
    [tid] => 628734
)
Array
(
    [0] => http://www.cocomy.net/upload/71/27Z/697624d998fe4e04993e9dc527b142c8.jpg
    [1] => https://www..life/imgs/image/173/17321416.jpg
    [2] => https://www..life/imgs/image/173/17321417.jpg
    [3] => https://www..life/imgs/image/173/17321418.jpg
)
[2] : stage2
[3] : stage3
[4] : http://www.cocomy.net/upload/71/27Z/697624d998fe4e04993e9dc527b142c8.jpg
Return
(1 : 4)
[5] : https://www..life/imgs/image/173/17321416.jpg
(2 : 4)
[6] : https://www..life/imgs/image/173/17321417.jpg
(3 : 4)
[7] : https://www..life/imgs/image/173/17321418.jpg
(4 : 4)
ReturnStart Cap