效果展示：
1、在桌面右键-新建-文本文档
2、复制代码并保存
<!DOCTYPE html> <html lang="zh"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <title>Clock</title> <style> html{ background: #000; color: #666; font-size: 12px; overflow:hidden; } *{ margin: 0; padding: 0; } span{ display: block; float: left; } .on{ color: #fff; } .wrapper{ width: 4px; height: 200px; position: absolute; left:50%; top:50%; margin-top: -100px; margin-left: -100px; } .wrapper .timebox{ position: absolute; width: 200px; height: 200px; top: 0; left:0; border-radius: 100%; transition: all 0.5s; } .timebox span{ transition: all 0.5s; float: left; } .wrapper .timebox span{ position: absolute; left:50%; top:50%; width: 40px; height: 18px; margin-top: -9px; margin-left: -20px; text-align: right; } </style> </head> <body> <div id="wrapper"> <div class="timebox monthbox" id="monthBox"></div> <div class="timebox dateBox" id="dateBox"></div> <div class="timebox hourbox" id="hourbox"></div> <div class="timebox minutebox" id="minutebox"></div> <div class="timebox secondbox" id="secondbox"></div> </div> <script> let wrapper = document.getElementById("wrapper"); let monthBox = document.getElementById("monthBox"); let dateBox = document.getElementById("dateBox"); let hourbox = document.getElementById("hourbox"); let minutebox = document.getElementById("minutebox"); let secondbox = document.getElementById("secondbox"); /* * 找所有的东西标签函数 * */ let findSiblings = ( tag ) => { let parent = tag.parentNode; let childs = parent.children; let sb = []; for(let i=0 ; i <= childs.length-1 ; i++){ if( childs[i]!==tag){ sb[sb.length] = childs[i]; } }; return sb ; }; /* * 去掉所有兄弟的类 * */ let removeSiblingClass = ( tag ) => { let sb = findSiblings( tag ); for(let i=0 ; i <= sb.length-1 ; i++){ sb[i].className = ""; } }; /* * 初始化月份函数 * */ let initMonth = () => { for(let i=1; i<=12; i++){ let span = document.createElement("span"); span.innerHTML = i+"月"; monthBox.appendChild( span ); } }; // 初始化日期 let initDate = () => { for(let i=1; i<=31; i++){ let span = document.createElement("span"); span.innerHTML = i+"日"; dateBox.appendChild( span ); } }; // 初始化小时，分钟，秒 let initHour = () => { for(let i=0; i<=23; i++){ let h = i ; let span = document.createElement("span"); if( h<10){ h="0"+h; } span.innerHTML = h +"点"; hourbox.appendChild( span ); } }; let initMinute = () => { for(let i=0; i<=59; i++){ let f = i ; let span = document.createElement("span"); if( f<10){ f="0"+f; } span.innerHTML = f +"分"; minutebox.appendChild( span ); } }; let initSecond = () => { for(let i=0; i<=59; i++){ let miao = i ; let span = document.createElement("span"); if( miao<10){ miao="0"+miao; } span.innerHTML = miao +"秒"; secondbox.appendChild( span ); } }; // 时间文字样式切换函数 let changeTime = (tag) => { tag.className = "on"; removeSiblingClass( tag ); }; /* * 初始化日历函数 * */ let initRili = () => { initMonth(); // 初始化月份 initDate(); // 初始化日期 initHour(); // 小时 initMinute(); initSecond(); }; /* * 展示当前时间 * 参数：mydate 时间对象 * */ let showNow = ( mydate ) => { let month = mydate.getMonth() ; let date = mydate.getDate(); let hour = mydate.getHours() ; let minute = mydate.getMinutes(); let second = mydate.getSeconds(); // 时间文字样式切换函数 changeTime( monthBox.children[month] ); changeTime( dateBox.children[date-1] ); changeTime( hourbox.children[hour] ); changeTime( minutebox.children[minute] ); changeTime( secondbox.children[second] ); }; // 展示时间圆圈函数 // tag：目标 // num：数字数量 // dis：圆圈半径 let textRound = (tag,num,dis) => { let span = tag.children ; for(let i=0 ; i<=span.length-1; i++){ span[i].style.transform="rotate("+ (360/span.length)*i+"deg) translateX("+dis+"px)" ; } }; /* * 旋转指定“圆圈”指定度数 * */ let rotateTag = (tag , deg) => { tag.style.transform = "rotate("+deg+"deg)"; }; let timeRun = () => { initRili(); // 初始化日历 setInterval(() => { let mydate = new Date(); showNow( mydate ); // 展示当前时间 },1000); // n秒后，摆出圆形 setTimeout(() => { wrapper.className = "wrapper"; textRound(monthBox,12,40); textRound(dateBox,31,80); textRound(hourbox,24,120); textRound(minutebox,60,160); textRound(secondbox,60,200); setInterval(() => { let mydate = new Date(); rotateTag( monthBox , -30*mydate.getMonth()); rotateTag( dateBox , -360/31*(mydate.getDate()-1) ); rotateTag( hourbox , -360/24*mydate.getHours()); rotateTag( minutebox , -6*mydate.getMinutes()); rotateTag( secondbox , -6*mydate.getSeconds()); },1000) },0) }; timeRun(); </script> </body> </html> 3、关闭文档-右键重命名-Clock.html
4、双击打开就可以看到效果了
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