[1] : select tid from user_post where pid='619659' limit 1 

Array
(
    [tid] => 619660
)
Array
(
    [0] => https://www.nownews.com/wp-content/uploads/2019/02/1550028033-f3ccdd27d2000e3f9255a7e3e2c48800.jpg
    [1] => https://www.nownews.com/wp-content/uploads/2019/02/1550028037-d0096ec6c83575373e3a21d129ff8fef.jpg
    [2] => https://www.nownews.com/wp-content/uploads/2019/02/1550028035-156005c5baf40ff51a327f1c34f2975b.jpg
    [3] => https://www.nownews.com/wp-content/uploads/2019/02/1550028040-9510f05c3c4eba40b220312de77f8d5b-819x1024.jpg
    [4] => https://www.nownews.com/wp-content/uploads/2019/02/1550028036-799bad5a3b514f096e69bbc4a7896cd9.jpg
    [5] => https://www.nownews.com/wp-content/uploads/2019/02/1550028044-57ff6963bc5d54aec1da7c01cc23755b-1024x1024.jpg
    [6] => https://www.nownews.com/wp-content/uploads/2019/02/1550028039-75fb0c9bcccbc7fd24c70e0230356864.jpg
)
[2] : stage2
[3] : stage3
[4] : https://www.nownews.com/wp-content/uploads/2019/02/1550028033-f3ccdd27d2000e3f9255a7e3e2c48800.jpg
Return
(1 : 7)
[5] : https://www.nownews.com/wp-content/uploads/2019/02/1550028037-d0096ec6c83575373e3a21d129ff8fef.jpg
(2 : 7)
[6] : https://www.nownews.com/wp-content/uploads/2019/02/1550028035-156005c5baf40ff51a327f1c34f2975b.jpg
(3 : 7)
[7] : https://www.nownews.com/wp-content/uploads/2019/02/1550028040-9510f05c3c4eba40b220312de77f8d5b-819x1024.jpg
(4 : 7)
[8] : https://www.nownews.com/wp-content/uploads/2019/02/1550028036-799bad5a3b514f096e69bbc4a7896cd9.jpg
(5 : 7)
[9] : https://www.nownews.com/wp-content/uploads/2019/02/1550028044-57ff6963bc5d54aec1da7c01cc23755b-1024x1024.jpg
(6 : 7)
[10] : https://www.nownews.com/wp-content/uploads/2019/02/1550028039-75fb0c9bcccbc7fd24c70e0230356864.jpg
(7 : 7)
ReturnStart Cap