一、背景
想实现一个开关的按钮，来触发一些操作，网上找了总感觉看着别扭，忽然想到iphone的开关挺好，搞一个
二、代码实现
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>开关按钮</title>
<style>
.switch {
position: relative;
display: inline-block;
width: 60px;
height: 34px;
}
.switch input {
opacity: 0;
width: 0;
height: 0;
}
.slider {
position: absolute;
cursor: pointer;
top: 0;
left: 0;
right: 0;
bottom: 0;
background-color: #ccc;
-webkit-transition: .4s;
transition: .4s;
border-radius: 34px;
}
.slider:before {
position: absolute;
content: "";
height: 26px;
width: 26px;
left: 4px;
bottom: 4px;
background-color: white;
-webkit-transition: .4s;
transition: .4s;
border-radius: 50%;
}
input:checked + .slider {
background-color: #4CD964;
}
input:focus + .slider {
box-shadow: 0 0 1px #4CD964;
}
input:checked + .slider:before {
-webkit-transform: translateX(26px);
-ms-transform: translateX(26px);
transform: translateX(26px);
}
.slider.round {
border-radius: 34px;
}
.slider.round:before {
border-radius: 50%;
}
</style>
</head>
<body>
<div>
<label class="switch">
<input type="checkbox" id="mySwitch" onchange="updateStatus()">
<span class="slider round"></span>
</label>
</div>
<script>
function updateStatus() {
let switchStatus = document.getElementById("mySwitch").checked;
if (switchStatus) {
console.log("已开启");
} else {
console.log("已关闭");
}
}
</script>
</body>
</html>
效果：
关闭：
开启：
