![](/img/trans.png)
[英]How do I use JavaScript and Nth-Last-Child to add and remove CSS classes?
[英]How do i make an add/remove css classes div in Javascript?
我正在嘗試創建一個在CSS類之間更改的div,單擊它時,再次單擊它將使div返回。 我試圖在第二次單擊div時刪除該類,但是似乎我沒有采取正確的方法。 我該如何實現?
$('.snu').click(function () { $(this).find('.kort').addClass('snudd'); }); $('.snudd').click(function () { $(this).find('.kort').removeClass('snudd'); });
body { background: #ccc; } .snu { -webkit-perspective: 800; -moz-perspective: 800; width: 400px; height: 200px; position: relative; margin: 50px auto; } .snu .kort.snudd { -webkit-transform: rotatey(-180deg); -moz-transform: rotatey(-180deg); } .snu .kort { width: 100%; height: 100%; -webkit-transform-style: preserve-3d; -webkit-transition: 0.5s; -moz-transform-style: preserve-3d; -moz-transition: 0.5s; } .snu .kort .side { width: 100%; height: 100%; position: absolute; -webkit-backface-visibility: hidden; -moz-backface-visibility: hidden; z-index: 2; font-family: Georgia; font-size: 1em; text-align: center; line-height: 200px; } .snu .kort .forrand { position: absolute; z-index: 1; background: black; color: white; cursor: pointer; } .snu .kort .bak { -webkit-transform: rotatey(-180deg); -moz-transform: rotatey(-180deg); background: blue; background: white; color: black; cursor: pointer; }
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.10.0/jquery.min.js"></script> <div class="snu"> <div class="kort"> <div class="side forrand">dette er forranddfsdfgsdfdsfgdsgfg</div> <div class="side bak">dett er bakgdfgdfgdfg</div> </div> </div>
使用以下js
$('.snu').click(function () {
$(this).find('.kort').toggleClass('snudd');
});
只需在第一個事件偵聽器中使用toggleClass()
。 您不能將事件偵聽器應用於代碼運行時不存在的類
$('.snu').click(function() { $(this).find('.kort').toggleClass('snudd'); });
body { background: #ccc; } .snu { -webkit-perspective: 800; -moz-perspective: 800; width: 400px; height: 200px; position: relative; margin: 50px auto; } .snu .kort.snudd { -webkit-transform: rotatey(-180deg); -moz-transform: rotatey(-180deg); } .snu .kort { width: 100%; height: 100%; -webkit-transform-style: preserve-3d; -webkit-transition: 0.5s; -moz-transform-style: preserve-3d; -moz-transition: 0.5s; } .snu .kort .side { width: 100%; height: 100%; position: absolute; -webkit-backface-visibility: hidden; -moz-backface-visibility: hidden; z-index: 2; font-family: Georgia; font-size: 1em; text-align: center; line-height: 200px; } .snu .kort .forrand { position: absolute; z-index: 1; background: black; color: white; cursor: pointer; } .snu .kort .bak { -webkit-transform: rotatey(-180deg); -moz-transform: rotatey(-180deg); background: blue; background: white; color: black; cursor: pointer; }
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.10.0/jquery.min.js"></script> <div class="snu"> <div class="kort"> <div class="side forrand">dette er forranddfsdfgsdfdsfgdsgfg</div> <div class="side bak">dett er bakgdfgdfgdfg</div> </div> </div>
用純JavaScript
let snu = document.querySelector('.snu');
let kort = document.querySelector('.kort');
snu.onclick = function() {
kort.classList.toggle('snudd');
}
使用toggleClass
:
$('.snu').click(function () {
$(this).find('.kort').toggleClass('snudd');
});
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.