php - sorting array by sub object -


this question has answer here:

in php....how can sort following example "attachment_id" under each individual array [image][videoembed][etc] [image] ordered 691,692,699 , [videembed] ordered if there more 1...etc, etc.

i hope makes sense.

thank all.

(   [image] => array     (         [0] => stdclass object             (                 [title] => 77007_433592946695465_6701985_n.jpg                                       [attachment_id] => 699             )          [1] => stdclass object             (                 [title] => 253163_10151127010009522_736212653_n.jpg                 [attachment_id] => 692             )          [2] => stdclass object             (                 [title] => 263893_10150217397944522_4550001_n.jpg                 [attachment_id] => 691             )      )  [videoembed] => array     (         [0] => stdclass object             (                                     [title] => youtube                 [attachment_id] => 692             )      )  [] => array     (         [0] => stdclass object             (                 [title] => yada.jpg                                     [attachment_id] => 688             )      )  )

you can use usort , give custom comparsion function.


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