时钟的实现主要是利用定时器每一秒获取一下时间,小于10自动补零,关键代码如下
$(function () {
setInterval(function(){
var hours = new Date().getHours();
var minutes = new Date().getMinutes();
var seconds = new Date().getSeconds();
if(hours<10){
hours = '0'+hour;
}
if(minutes<10){
minutes = '0'+minutes;
}
if(seconds<10){
seconds = '0'+seconds;
}
$('div').text(hours+":"+minutes+":"+seconds);
},1000)
})