let date = new Date(); let dateYear = date.getFullYear(); //获取年 let dateMonth = date.getMonth(); //获取月 let dateDate = date.getDate(); //获取当日 let dateDay = date.getDay(); //获取当日星期数 let dateHours = date.getHours(); //获取小时 let dateMinutes = date.getMinutes(); //获取分钟 let dateSeconds = date.getSeconds(); //获取秒 let dateMilliseconds = date.getMilliseconds(); //获取毫秒