Check JS object is emty or not

isEmptyObj.js

/**
 * [isEmtyObj]
 *
 * @param {[object]} obj [description]
 * @return {[boolean]} [description]
 */
function isEmptyObj(obj) {
  
  // console.log('Obj cont: ' + obj);
  // console.log(`Obj leng: ${obj.length}`);
  // console.log(`Obj type: ${typeof(obj)}`);
  
  if (obj == null) return true;
  if (obj.length > 0) return false;
  if (obj.length === 0) return true;
  if (typeof(obj) !== "object") return true;
  for (var key in obj) {
    if (hasOwnProperty.call(obj, key)) return false;
  }
  return true;
}