local.remove(node) Deletes this local’s value from the specified node and returns its previous value. Returns

selection.insert(type, before) If the specified type is a string, inserts a new element of this type

selection.lower() Re-inserts each selected element, in order, as the first child of its parent. Equivalent to:

selection.empty() Returns true if this selection contains no (non-null) elements.

d3.select(selector) Selects the first element that matches the specified selector string. If no elements match the

selection.selectAll(selector) For each selected element, selects the descendant elements that match the specified selector

selection.call(function[, arguments…]) Invokes the specified function exactly once, passing in this

selection.style(name[, value[, priority]]) If a value is specified, sets the style property with

d3.selectorAll(selector) Given the specified selector, returns a function which returns all descendants of this

selection.attr(name[, value]) If a value is specified, sets the attribute with the specified name