选项卡制作
<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
.text_one {
width: 11.4%;
height: 200px;
}
</style>
</head>
<body>
<div style="display: flex;justify-content: center;">
<div class="option_one" style="background-color: red;">选项卡1</div>
<div class="option_one" style="background-color: aqua;">选项卡2</div>
<div class="option_one" style="background-color: aqua;">选项卡3</div>
</div>
<div style="display: flex;justify-content: center;">
<div class="text_one" style="background-color: beige;">内容1</div>
<div class="text_one" style="background-color: yellow;display: none;">内容2</div>
<div class="text_one" style="background-color: skyblue;display: none;">内容3</div>
</div>
<script>
let a = document.getElementsByClassName('option_one');
let t = document.getElementsByClassName('text_one');
console.log(a);
console.log(t);
for (let i = 0; i < a.length; i++) {
a[i].addEventListener('click', function() {
console.log(i);
for (let j = 0; j < t.length; j++) {
if(i==j){
a[j].style.background = 'red';
t[j].style.display = 'block';
} else {
a[j].style.background = 'aqua';
t[j].style.display = 'none';
}
}
})
}
</script>
</body>
</html>
