--- title: Stack --- A Stack object represents a collection of parts within a pattern. Stacks are used when laying out the pattern. :::note RELATED See [Stacks](/guides/designs/stacks) for information about how stacks are used in a pattern. ::: ## Signature ```js Stack new Stack(String name) ``` The stack constructor takes a single argument, a String containing the name of the stack. ## Properties Stack objects come with the following properties: - `attributes` : An [Attributes](/reference/api/attributes) instance holding the stack's attributes - `parts` : A set of parts in the stack - `name` : The name of the stack - `topleft` : A [Point](/reference/api/point) that is the top left of the stack's bounding box - `bottomRight` : A [Point](/reference/api/point) that is the bottom right of the stack's bounding box - `width` : The width of the stack in mm - `height` : The height of the stack in mm - `anchor` : A [Point](/reference/api/point) that is used as the anchor to align parts in the stack ## Methods A Stack object exposes the following methods: