Script which helps to transfer all photos from one album to another in VK.

photosTransfer.js

var user_id = 0;
var from_album = 0;
var to_album = 0;

var photos = API.photos.get({album_id: from_album}).items@.id;

var i = 0;
var result = [];
while (i < photos.length) {
result = result + API.photos.move({
  owner_id: user_id,
  target_album_id: to_album,
  photo_id: photos[i]
});
i = i + 1;
}

return result;