TimeDate(){
date=new Date()
let Year=date.getFullYear();
let Month=date.getMonth()+1;
let Day=date.getDate();
let Hours=date.getHours();
let Minutes=date.getMinutes();
let Seconds=date.getSeconds();
Month = Month<10?("0"+Month):Month;
Day = Day<10?("0"+Day):Day;
Hours = Hours<10?("0"+Hours):Hours;
Minutes = Minutes<10?("0"+Minutes):Minutes;
Seconds = Seconds<10?("0"+Seconds):Seconds;
return Year+"-"+Month+"-"+Day + " "+Hours+":"+Minutes+":"+Seconds
},
// 显示样式: 2021-02-03 11:18:02