[1] : select tid from user_post where pid='637057' limit 1 

Array
(
    [tid] => 637058
)
Array
(
    [0] => http://play.nownews.com/wp-content/uploads/2019/05/1557892208-00bf82420b3e45958e2d5fab9997c8fd.jpg
    [1] => https://www.nownews.com/wp-content/uploads/2019/05/1557892275-ffd98388a0d9cda8d16a062e906f099a.jpg
)
[2] : stage2
[3] : stage3
[4] : http://play.nownews.com/wp-content/uploads/2019/05/1557892208-00bf82420b3e45958e2d5fab9997c8fd.jpg
Return
(1 : 2)
[5] : https://www.nownews.com/wp-content/uploads/2019/05/1557892275-ffd98388a0d9cda8d16a062e906f099a.jpg
(2 : 2)
ReturnStart Cap