[1] : select tid from user_post where pid='624364' limit 1 

Array
(
    [tid] => 624365
)
Array
(
    [0] => http://orange01.online/wp-content/uploads/2019/03/1552979732-5715-d3964932-1.jpg
    [1] => http://orange01.online/wp-content/uploads/2019/03/1552979732-5715-d3964932.jpg
    [2] => http://orange01.online/wp-content/uploads/2019/03/1552979732-6381-d3964934.jpg
    [3] => http://orange01.online/wp-content/uploads/2019/03/1552979732-9912-d3964933.jpg
    [4] => http://orange01.online/wp-content/uploads/2019/03/1552979732-6422-d3964935.jpg
)
[2] : stage2
[3] : stage3
[4] : http://orange01.online/wp-content/uploads/2019/03/1552979732-5715-d3964932-1.jpg
Return
(1 : 5)
[5] : http://orange01.online/wp-content/uploads/2019/03/1552979732-5715-d3964932.jpg
(2 : 5)
[6] : http://orange01.online/wp-content/uploads/2019/03/1552979732-6381-d3964934.jpg
(3 : 5)
[7] : http://orange01.online/wp-content/uploads/2019/03/1552979732-9912-d3964933.jpg
(4 : 5)
[8] : http://orange01.online/wp-content/uploads/2019/03/1552979732-6422-d3964935.jpg
(5 : 5)
ReturnStart Cap