Константин Величко

- var data = {categories: [{ link: "#cat1", name: "Категория1", },{ link: "#cat2", name: "Категория2", },{ link: "#cat3", name: "Категория3", },{ link: "#cat4", name: "Категория4", },{ link: "#cat5", name: "Категория5", },{ link: "#cat6", name: "Категория6", },{ link: "#cat7", name: "Категория7", },{ link: "#cat8", name: "Категория8", },{ link: "#cat9", name: "Категория9" }]};

- var categories;
- while (data.categories.length > 0)
  - categories = data.categories.splice(0,4);
  ul
    each category in categories
      li: a(href=category.link)= category.name

- var data = { "items" : [ { "articles": [ { "title": "Заголовок 2", }, { "title": "Заголовок 1" }  ] }  ] };

p= data.items[0].articles[0].title

mixin main-menu-submenu(data)
	ul.main-menu-submenu&attributes(attributes)
		each item in data
			li.main-menu-submenu__item
				a(href="#{item.url}")= item.title


mixin main-menu(data)
	nav.main-menu.js-link-sroll&attributes(attributes)
		ul
			each item in data
				- var itemClasses = ['main-menu__item']
				//- Доп класс для пунктов с подменю
				if (item.submenu !== false)
					- itemClasses.push(itemClasses[0] + '_dropdown')

				li(class=itemClasses)
					a(href="#{item.url}").main-menu__link= item.title
					if (item.submenu !== false)
						.main-menu__submenu
							+main-menu-submenu(item.submenu)

{
	"menu": [
		{
			"title": "Level 1 title 1",
			"url": "#url1",
			"submenu": [
				{
					"title": "Submenu item 1",
					"url": "url2"
				},
				{
					"title": "Submenu item 2",
					"url": "url3"
				}
			]
		},
		{
			"title": "Level 1 title 2",
			"url": "#url4",
			"submenu": false
		}
	]
}

[{name:"Acura",img:"img/marks/acura.png", "id": "my-id1"},{name:"Alfa Romeo",img:"img/marks/alfaromeo.png", "id": "my-id2"}]

each names, index in [...]
a(href="#" id="#my-id#{index}").marks-item