deleteOption.js

// Show Delete For Content Creator
const deleteOption = (element, content) => {
  const elements = document.querySelectorAll(element);

  auth.onAuthStateChanged(user => {
    if (user) {
      for (let i = 0; i < elements.length; i++) {
        if (elements[i].id == firebase.auth().currentUser.uid)
          elements[i].querySelector(content).classList.remove('display');
        else elements[i].querySelector(content).classList.add('display');
      }
    } else {
      for (let i = 0; i < elements.length; i++)
        elements[i].querySelector(content).classList.add('display');
    }
  });
}