tree.nodeSize([size]) If size is specified, sets this tree layout’s node size to the specified two-element

node.leaves() Returns the array of leaf nodes in traversal order; leaves are nodes with no children.

tree.separation([separation]) If separation is specified, sets the separation accessor to the specified function

treemap.tile([tile]) If tile is specified, sets the

d3.treemapSlice(node, x0, y0, x1, y1) Divides the rectangular area specified by x0, y0

cluster(root) Lays out the specified root

stratify.id([id]) If id is specified, sets the id accessor to the given function and returns this stratify

d3.partition() Creates a new partition layout with the default settings.

d3.treemapSquarify(node, x0, y0, x1, y1) Implements the

node.descendants() Returns the array of descendant nodes, starting with this node, then followed by each child in topological