Simple lodash.get function in javascript

lodash.get.js

/**
 * getProp - Simple lodash.get implementation
 * @author @harish2704, @muffypl, @pi0
 * @param {Object} object
 * @param {String|Array} path
 * @param {*} defaultVal
 */
function getProp (object, path, defaultVal) {
  const _path = Array.isArray(path)
    ? path
    : path.split('.').filter(i => i.length)

  for (let key of _path) {
    object = object[key]

    if (object === undefined || object === null) {
      return defaultVal
    }
  }

  return object === undefined ? defaultVal : object
}