/* 深拷贝 */
export const deepClone = (obj) => {
	const newObj = {};
	  let keys = Object.keys(obj);
	  let key = null;
	  let data = null;
	  for(let i = 0; i<keys.length;i++){
	    key = keys[i];
	    data = obj[key];
	    if(data && typeof data === 'object'){
	      newObj[key] = deepClone(data)
	    }else{
	      newObj[key] = data;
	    }
	  }
	  return newObj
}