js获取当前年月日+数字大小转换+小于9前面补0

Posted 2020-09-11 Monroe.Yu

<script type="text/javascript">
var myDate=new Date();
// 年份
document.getElementById("year").innerhtml=myDate.getFullYear()+"年";
// 星期
var w=myDate.getDay();
var week=document.getElementById("week");
if(w==0){
week.innerHTML="星期日";
}
else if(w==1){
week.innerHTML="星期一";
}
else if(w==2){
week.innerHTML="星期二";
}
else if(w==3){
week.innerHTML="星期三";
}
else if(week==4){
week.innerHTML="星期四";
}
else if(w==5){
week.innerHTML="星期五";
}
else if(w==6){
week.innerHTML="星期六";
}
// 月份
var y;
var yue=myDate.getMonth()+1;
if(yue<9){
y="0"+yue;
}
else{
y=yue;
}
// 日
var d;
var day=myDate.getDate();
if(day<10){
d="0"+day;
}
else{
d=day;
}
var month=y+"月"+d;
document.getElementById("month").innerHTML=month;
// 小时
var h;
var hour=myDate.getHours();
if(hour<10){
h="0"+hour;
}
else{
h=hour;
}
document.getElementById("hour").innerHTML=h+":";
// 分钟
var m;
var minutes=myDate.getMinutes();
if(minutes<10){
m="0"+mintues;
}
else{
m=minutes;
}
document.getElementById("minutes").innerHTML=m;
</script>