親要素の取得 - JavaScript
element.parentNode
を使う
<div class="main"> main <div class="sub">sub</div> </div>
const subElem = document.querySelector('.sub'); const mainElem = subElem.parentNode; alert(mainElem.innerText);
element.parentNode
を使う
<div class="main"> main <div class="sub">sub</div> </div>
const subElem = document.querySelector('.sub'); const mainElem = subElem.parentNode; alert(mainElem.innerText);