[1] : select tid from user_post where pid='637243' limit 1 

Array
(
    [tid] => 637244
)
Array
(
    [0] => http://play.nownews.com/wp-content/uploads/2019/05/新聞照片4.jpg
    [1] => http://play.nownews.com/wp-content/uploads/2019/05/新聞照片1-800x533.jpg
    [2] => http://play.nownews.com/wp-content/uploads/2019/05/新聞照片2-800x514.jpg
    [3] => http://play.nownews.com/wp-content/uploads/2019/05/新聞照片3-800x533.jpg
)
[2] : stage2
[3] : stage3
[4] : http://play.nownews.com/wp-content/uploads/2019/05/新聞照片4.jpg
Return
(1 : 4)
[5] : http://play.nownews.com/wp-content/uploads/2019/05/新聞照片1-800x533.jpg
(2 : 4)
[6] : http://play.nownews.com/wp-content/uploads/2019/05/新聞照片2-800x514.jpg
(3 : 4)
[7] : http://play.nownews.com/wp-content/uploads/2019/05/新聞照片3-800x533.jpg
(4 : 4)
ReturnStart Cap