发布时间:2025-12-10 19:43:38 浏览次数:3
时间显示代码_时钟编程代码1<!DOCTYPEhtml><htmllang=”en”><head><metacharset=”UTF-8″><metahttp-equiv=”X-UA-Compatible”content=”IE=edge”><metaname=”viewport”content=”width=device-width,initial-scale=1.0″><title…
1<!DOCTYPEhtml>
<htmllang=”en”>
<head>
<metacharset=”UTF-8″>
<metahttp-equiv=”X-UA-Compatible”content=”IE=edge”>
<metaname=”viewport”content=”width=device-width, initial-scale=1.0″>
<title>Document</title>
</head>
<body>
<inputtype=”text”>
<buttonid=”start”>开始计数</button>
<buttonid=”stop”>停止计数</button>
<script>
// 获取开始计数按钮
var start = document.getElementById(“start”);
var num = 0;
var timer ;
start.onclick = function(){
timer = setInterval(function(){
num++;
console.log(num);
document.querySelector(“input”).value = num;
}, 1000);
}
document.getElementById(“stop”).onclick = function(){
// 停止定时器
clearInterval(timer);
}
</script>
</body>
</html>
2.这是一个显示时间的代码。