NodeIterator: pointerBeforeReferenceNode property

The NodeIterator.pointerBeforeReferenceNode read-only property returns a boolean flag that indicates whether the NodeFilter is anchored before (if this value is true) or after (if this value is false) the anchor node indicated by the NodeIterator.referenceNode property.

Value

A boolean.

Examples

js
const nodeIterator = document.createNodeIterator(
  document.body,
  NodeFilter.SHOW_ELEMENT,
  {
    acceptNode(node) {
      return NodeFilter.FILTER_ACCEPT;
    },
  },
);
flag = nodeIterator.pointerBeforeReferenceNode;

Specifications

Specification
DOM Standard
# dom-nodeiterator-pointerbeforereferencenode

Browser compatibility

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See also