[1] : select tid from user_post where pid='635425' limit 1 

Array
(
    [tid] => 635426
)
Array
(
    [0] => http://play.nownews.com/wp-content/uploads/2019/05/1557400414-c66950f483c35db0ebb3e779ac08d304.jpg
    [1] => https://www.nownews.com/wp-content/uploads/2019/05/1557400670-64bd3d5537d9c2e4adfb13b4a14c8bf5-1024x768.jpg
)
[2] : stage2
[3] : stage3
[4] : http://play.nownews.com/wp-content/uploads/2019/05/1557400414-c66950f483c35db0ebb3e779ac08d304.jpg
Return
(1 : 2)
[5] : https://www.nownews.com/wp-content/uploads/2019/05/1557400670-64bd3d5537d9c2e4adfb13b4a14c8bf5-1024x768.jpg
(2 : 2)
ReturnStart Cap