js代码
<script type="text/javascript">
var divH = document.getElementsByClassName("time_h")
var divM = document.getElementsByClassName("time_m")
var divS = document.getElementsByClassName("time_s")
setInterval(function() {
var newtime = new Date()
var h = newtime.getHours()
var m = newtime.getMinutes()
var s = newtime.getSeconds()
console.log(h,m,s)
divH[0].style.transform = "rotate(" + (-90 + h * 30) + "deg)"
divM[0].style.transform = "rotate(" + (-90 + m * 6) + "deg)"
divS[0].style.transform = "rotate(" + (-90 + s * 6) + "deg)"
}, 1000)
</script>
