// The numbers are Unsplash It picture IDs - var pics = [ - 1, 20, 635, 42, - 180, 625, 201, 7, - 48, 180, 534, 24 - ] // Loop all pictures and print checkboxes and lightboxes for them - var pic_id = 0 - each pic in pics - pic_id++ input(type="checkbox", id="pic-#{pic_id}") label.lightbox(for="pic-#{pic_id}") img(src="//unsplash.it/800/600?image=#{pic}") .grid // Loop all pictures and print the actual images - var pic_id = 0 - each pic in pics - pic_id++ label.grid-item(for="pic-#{pic_id}") img(src="//unsplash.it/400/300?image=#{pic}")