1+X Web front-end (primary) exam knowledge points "js time formatting"
1. Realize the effect
Get the current date through js and display it, as shown in the figure below:
2. Common methods of Date object
var date = new Date();
| method | the code |
|---|---|
| getFullYear() | (year) to get the 4-digit year |
| getMonth()() | (month) get the month |
| getDate() | (day) get the day of the month |
| getHours() | (hours) get 0 - 23 hours |
| getMinutes() | (minutes) get minutes |
| getSeconds() | (seconds) get seconds |
| getTime() | (timestamp) milliseconds from 1970-01-01 to present |
3. Complete code
<!DOCTYPE html>
<html>
<head>
<title>格式化日期</title>
<meta charset="utf-8">
</head>
<body>
<script type="text/javascript">
var d = new Date();
var year = d.getFullYear();
var month = d.getMonth()+1;
var day = d.getDate();
var hour = d.getHours();
var minute = d.getMinutes();
var second = d.getSeconds();
var week = d.getDay();
var str = year+"年"+month+"月"+day+"日"+hour+":"+minute+":"+second;
document.write("<h2 style='text-shadow:10px 10px 5px gray;'>"+str+"</h2>");
</script>
</body>
</html>