How to get the parent DIV ID in JavaScript
Use parentElement.id
.
document.getElementById('yourChildElementId').parentElement.id;
Example:
<div id="elementParent">
<div id="elementChild"></div>
</div>
<script>
var parentId = document.getElementById('elementChild').parentElement.id;
console.log(parentId);
</script>
Output (console): elementParent