[1] : select tid from user_post where pid='632156' limit 1 

Array
(
    [tid] => 632157
)
Array
(
    [0] => http://play.nownews.com/wp-content/uploads/2019/05/1557126832-49cc8d9b8331abac063c646d5c8fa561.jpg
    [1] => https://www.nownews.com/wp-content/uploads/2019/05/1557126943-b065713a7a209bea4d420e2571ccab49-1024x459.jpg
    [2] => https://www.nownews.com/wp-content/uploads/2019/05/1557126970-4ebe1ae8d971d2d3e10c70496328863a-1024x683.jpg
    [3] => https://www.nownews.com/wp-content/uploads/2019/05/1557127003-646759da6acb540546898608a767a513-1024x682.jpg
    [4] => https://www.nownews.com/wp-content/uploads/2019/05/1557127031-4b8e286bfb22db8f5aa32b54bd8606aa-1024x668.jpg
)
[2] : stage2
[3] : stage3
[4] : http://play.nownews.com/wp-content/uploads/2019/05/1557126832-49cc8d9b8331abac063c646d5c8fa561.jpg
Return
(1 : 5)
[5] : https://www.nownews.com/wp-content/uploads/2019/05/1557126943-b065713a7a209bea4d420e2571ccab49-1024x459.jpg
(2 : 5)
[6] : https://www.nownews.com/wp-content/uploads/2019/05/1557126970-4ebe1ae8d971d2d3e10c70496328863a-1024x683.jpg
(3 : 5)
[7] : https://www.nownews.com/wp-content/uploads/2019/05/1557127003-646759da6acb540546898608a767a513-1024x682.jpg
(4 : 5)
[8] : https://www.nownews.com/wp-content/uploads/2019/05/1557127031-4b8e286bfb22db8f5aa32b54bd8606aa-1024x668.jpg
(5 : 5)
ReturnStart Cap