아코디언 메뉴를 모두 펼쳐진 상태로 시작하려면
본문
서로 영향을 받지 않고 개별로 열고 닫는 아코디언 소스를 겨우 찾았는데
전부 펼쳐진 상태로 시작하려면 어떻게 해야 하나요.
<style>
.accordion {background: #eee; color: #444; cursor: pointer; padding: 18px; width: 100%; border: none; text-align: left; outline: none; font-size: 15px; transition: 0.4s;}
.active, .accordion:hover {background: #ccc;}
.accordion:after {content: '\002B'; color: #777; font-weight: bold; float: right; margin-left: 5px;}
.active:after {content: "\2212";}
.panel {padding: 0; background: white; max-height: 0; overflow: hidden; transition: max-height 0.2s ease-out;}
</style>
<button class="accordion">Section 1</button>
<div class="panel">
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
</div>
<button class="accordion">Section 2</button>
<div class="panel">
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
</div>
<script>
var acc = document.getElementsByClassName("accordion");
var i;
for (i = 0; i < acc.length; i++) {
acc[i].addEventListener("click", function() {
this.classList.toggle("active");
var panel = this.nextElementSibling;
if (panel.style.maxHeight) {
panel.style.maxHeight = null;
} else {
panel.style.maxHeight = panel.scrollHeight + "px";
}
});
}
</script>
답변 2
<script>
function toggle_accordion() {
this.classList.toggle("active");
var panel = this.nextElementSibling;
if (panel.style.maxHeight) {
panel.style.maxHeight = null;
} else {
panel.style.maxHeight = panel.scrollHeight + "px";
}
}
var acc = document.getElementsByClassName("accordion");
var i;
for (i = 0; i < acc.length; i++) {
acc[i].addEventListener("click", toggle_accordion);
toggle_accordion.call(acc[i]);
}
</script>
안녕하세요.
아래의 내용을 참고해 보시겠어요~
<style>
.accordion {
background: #eee;
color: #444;
cursor: pointer;
padding: 18px;
width: 100%;
border: none;
text-align: left;
outline: none;
font-size: 15px;
transition: 0.4s;
}
.active,
.accordion:hover {
background: #ccc;
}
.accordion:after {
content: '\002B';
color: #777;
font-weight: bold;
float: right;
margin-left: 5px;
}
.active:after {
content: "\2212";
}
.panel {
padding: 0;
background: white;
max-height: 1000px; /* 적당한 큰 값으로 설정 */
overflow: hidden;
transition: max-height 0.2s ease-out;
}
</style>
<button class="accordion active">Section 1</button>
<div class="panel">
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
</div>
<button class="accordion active">Section 2</button>
<div class="panel">
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
</div>
<script>
var acc = document.getElementsByClassName("accordion");
var i;
for (i = 0; i < acc.length; i++) {
acc[i].addEventListener("click", function() {
this.classList.toggle("active");
var panel = this.nextElementSibling;
if (panel.style.maxHeight) {
panel.style.maxHeight = null;
} else {
panel.style.maxHeight = panel.scrollHeight + "px";
}
});
}
</script>