js实现弹性计数器效果代码-html代码-BFW代码库

js实现弹性计数器效果代码

代码语言：html

所属分类：其他

代码描述：js实现弹性计数器效果代码，点击鼠标开始计数。

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>

<html lang="en">

<head>

    <meta charset="UTF-8">


    <meta name="viewport" content="width=device-width, initial-scale=1, viewport-fit=cover">

    <link rel='stylesheet' href='https://fonts.googleapis.com/css2?family=DM+Sans&amp;display=swap'>

    <style>
        * {
        	border: 0;
        	box-sizing: border-box;
        	margin: 0;
        	padding: 0;
        }
        :root {
        	--bg: hsl(0,0%,100%);
        	--fg: hsl(0,0%,0%);
        	font-size: calc(20px + (30 - 20) * (100vw - 320px) / (1280 - 320));
        }
        body,
        button {
        	color: var(--fg);
        	font: 1em/1.5 "DM Sans", sans-serif;
        }
        body {
        	background-color: var(--bg);	
        	height: 100vh;
        	display: grid;
        	place-items: center;
        }
        .counter {
        	background-color: var(--bg);
        	overflow: hidden;
        	position: relative;
        	font-size: 4em;
        	line-height: 1;
        	width: 100%;
        	height: 100%;
        	-webkit-appearance: none;
        	appearance: none;
        	-webkit-user-select: none;
        	-moz-user-select: none;
        	user-select: none;
        	-webkit-tap-highlight-color: transparent;
        }
        .counter__digit,
        .counter__slash,
        .counter__shade {
        	display: flex;
        	position: absolute;
        }
        .counter__digit {
        	justify-content: flex-end;
        	align-items: center;
        	padding: 0 1ch 0 0;
        	top: 0;
        	left: 0;
        	width: 50%;
        	height: 100%;
        }
        .counter__digit[data-prev-numerator] {
        	transform: translateY(-100%);
        }
        .counter__digit[data-denominator] {
        	justify-content: flex-start;
        	padding: 0 0 0 1ch;
        	left: 50%;
        }
        .counter__slash {
        	background-color: currentColor;
        	top: 50%;
        	left: 50%;
        	transform: translate(-50%,-50%) rotate(22.5deg);
        	height: 1em;
        	width: 0.1em;
        }
        .counter__sr {
        	clip: rect(1px,1px,1px,1px);
        	overflow: hidden;
        	position: absolute;
        	width: 1px;
        	height: 1px;
        }
        .counter__shade {
        	background-color: var(--bg);
        	mix-blend-mode: difference;
        	inset: 0;
        	width: inherit;
        	height: 100%;
        	transform: translateY(-100%);
        }
        .counter--inverted .counter__shade {
        	transform: translateY(0);
        }
        .counter--running .counter__digit[data-prev-numerator],
        .counter--running .counter__digit[data-numerator],
        .counter--running .counter__slash,
        .counter--running .counter__shade,
        .counter--running.counter--inverted .counter__shade {
        	animation-duration: 1.25s;
        	animation-timing-function: cubic-bezier(0.5,0.25,0.5,0.75);
        }
        .counter--running .counter__slash {
        	animation-name: slashSpin;
        }
        .counter--running .counter__digit[data-prev-numerator],
        .counter--running .counter__shade {
        	animation-name: slideUp1;
        }
        .counter--running .counter__digit[data-numerator],
        .counter--running.counter--inverted .counter__shade {
        	animation-name: slideUp2;
        }
        
        /* Animations */
        @keyframes slideUp1 {
        	from { transform: translateY(0); }
        	20% { transform: translateY(-120%); }
        	40% { transform: translateY(-90%); }
        	60% { transform: translateY(-105%); }
        	80% { transform: translateY(-97.5%); }
        	to { transform: translateY(-100%); }
        }
        @keyframes slideUp2 {
        	from { transform: translateY(100%); }
        	20% { transform: translateY(-20%); }
        	40% { transform: translateY(10%); }
        	60% { transform: translateY(-5%); }
       .........完整代码请登录后点击上方下载按钮下载查看