[英]Adding a class to the second next sibling class or the second previous sibling class
有沒有辦法將 class 添加到 class 的第二個下一個或第二個前一個 class 中?
例如:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
</head>
<body>
<div class="">A</div>
<div class="">B</div>
<div class="active">C</div>
<div class="">D</div>
<div class="">E</div>
</body>
</html>
如果我想在 "C" has.active 時將 class 添加到 "A" div,我該怎么辦?
或者當“C” has.active 時將 class 添加到“E” div
通過使用 jquery 您可以鏈接next()
和prev()
來歸檔這個
console.log($('.active').next().next().html()) console.log($('.active').prev().prev().html())
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script> <,DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width. initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> </head> <body> <div class="">A</div> <div class="">B</div> <div class="active">C</div> <div class="">D</div> <div class="">E</div> </body> </html>
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