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//Replace Element

//Create Element
const newHeading = document.createElement('h2');
//Add id
newHeading.id = 'task-title';
//New text node
newHeading.appendChild(document.createTextNode('Task List'));

//Get the old heading
const oldHeading = document.getElementById('task-title');

//Parent
const cardAction = document.querySelector('.card-action');

//Replace Element
cardAction.replaceChild(newHeading, oldHeading);

//Remove Element
const lis = document.querySelectorAll('li');
const list = document.querySelector('ul');

//Remove list item
lis[0].remove();

//Remove child element
list.removeChild(lis[3]);

//Classes & Attr
const firstLi = document.querySelector('li:first-child');
const link = firstLi.children[0];

let val; 
//Classes
val = link.className;
val = link.classList;
val = link.classList[0];
link.classList.add('test');
link.classList.remove('test');

val = link;

//Attributes
val = link.getAttribute('href');
val = link.setAttribute('href', 'http://google.com');
link.setAttribute('title', 'Google')
val = link.hasAttribute('title');
link.removeAttribute('title');

console.log(val);