sipadu_mbip/node_modules/react-overlays/es/utils/getDocumentHeight.js

/**
 * Get the height of the document
 *
 * @returns {documentHeight: number}
 */
export default function (doc) {
  return Math.max(doc.documentElement.offsetHeight || 0, doc.height || 0, doc.body.scrollHeight || 0, doc.body.offsetHeight || 0);
}