Retrieve the parent node's class using JavaScript without relying on jQuery

Attempting to retrieve the class of the parent node of a selected element using JavaScript, but encountering issues with the following code snippet. Any guidance on what needs to be corrected?

function getParentNodeClass() {
  var parentNodeClass = this.parentNode.className;
  return parentNodeClass;
}

Appreciate any help.

Answer №1

Everything is working perfectly. Any concerns?

function checkClassName(){
  var className = this.parentNode.className;
  console.log(className);
  return className;
}

const button =  document.getElementById('button');

button.addEventListener('click', checkClassName);
<div class="parentBar">
  <button type="button" id="button">Press here</button>
</div>

Answer №2

It seems like this may not be an HTML element. Have you tried running a console.log(this); to see what it returns? Below is an example that demonstrates how you can achieve your desired outcome. Providing more code, specifically on how you're utilizing the pClass function, will allow us to tailor the solution to better suit your needs.

const child = document.querySelector('#childDiv');
const parentClass = child.parentElement.className;
console.log(parentClass);
<div class="parent-div">
  <div id="childDiv"></>
</div>

Answer №3

Perhaps the reason it is not functioning correctly is due to how you are calling pClass(), which is not demonstrated in your provided code.

Instead, consider utilizing this approach:

<div class="myClass">
    <div id="myDiv" onclick="getParentClass(this)">Click Me!</div>
</div>


function getParentClass(elem) {
    var pc = elem.parentNode.className;
    alert("Parent class: " + pc)
}

Answer №4

Transform it into the following for successful execution.

function className(){
    e.preventDefault();
    var currentClass = e.currentTarget.parentNode.className;
    return currentClass;
}

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