array(3) {
["_wp_attached_file"]=>
array(1) {
[0]=>
string(17) "class-picture.png"
}
["_wp_attachment_metadata"]=>
array(1) {
[0]=>
string(671) "a:5:{s:5:"width";i:379;s:6:"height";i:378;s:4:"file";s:17:"class-picture.png";s:5:"sizes";a:2:{s:9:"thumbnail";a:4:{s:4:"file";s:25:"class-picture-150x150.png";s:5:"width";i:150;s:6:"height";i:150;s:9:"mime-type";s:9:"image/png";}s:6:"medium";a:4:{s:4:"file";s:25:"class-picture-300x300.png";s:5:"width";i:300;s:6:"height";i:300;s:9:"mime-type";s:9:"image/png";}}s:10:"image_meta";a:12:{s:8:"aperture";s:1:"0";s:6:"credit";s:0:"";s:6:"camera";s:0:"";s:7:"caption";s:0:"";s:17:"created_timestamp";s:1:"0";s:9:"copyright";s:0:"";s:12:"focal_length";s:1:"0";s:3:"iso";s:1:"0";s:13:"shutter_speed";s:1:"0";s:5:"title";s:0:"";s:11:"orientation";s:1:"0";s:8:"keywords";a:0:{}}}"
}
["_wp_attachment_image_alt"]=>
array(1) {
[0]=>
string(65) "A mischievous group of small bears and their smiling teacher pose"
}
}