ncatalin
2/23/2018 - 5:18 PM

Event Listeners & The Event Object

Modern JavaScript From The Beginning from Brad Traversy

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/materialize/0.100.2/css/materialize.min.css">
  <link href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet" integrity="sha384-wvfXpqpZZVQGK6TAh5PVlGOfQNHSoD2xbE+QkPxCAFlNEevoEH3Sl0sibVcOQVnN"
    crossorigin="anonymous">
  <title>Task List</title>
</head>

<body>
  <div class="container">
    <div class="row">
      <div class="col s12">
        <div id="main" class="card">
          <div class="card-content">
            <span class="card-title">Task List</span>
            <div class="row">
              <form id="task-form">
                <div class="input-field col s12">
                  <input type="text" name="task" id="task" value="Walk the dog">
                  <label for="task">New Task</label>
                </div>
            </div>
            <input type="submit" value="Add Task" class="btn">
            </form>
          </div>
          <div class="card-action">
            <h5 id="task-title">Tasks</h5>
            <ul class="collection">
              <li class="collection-item">
                List Item
                <a href="#" class="delete-item secondary-content">
                  <i class="fa fa-remove"></i>
                </a>
              </li> 
              <li class="collection-item">
                List Item
                <a href="#" class="delete-item secondary-content">
                  <i class="fa fa-remove"></i>
                </a>
              </li> 
              <li class="collection-item">
                List Item
                <a href="#" class="delete-item secondary-content">
                  <i class="fa fa-remove"></i>
                </a>
              </li>
              <li class="collection-item">
                List Item
                <a href="#" class="delete-item secondary-content">
                  <i class="fa fa-remove"></i>
                </a>
              </li>
              <li class="collection-item">
                List Item
                <a href="#" class="delete-item secondary-content">
                  <i class="fa fa-remove"></i>
                </a>
              </li>
            </ul>
            <a class="clear-tasks btn black" href="">Clear Tasks</a>
          </div>
        </div>
      </div>
    </div>
  </div>
  <script src="https://code.jquery.com/jquery-3.2.1.js" integrity="sha256-DZAnKJ/6XZ9si04Hgrsxu/8s717jcIzLy3oi35EouyE=" crossorigin="anonymous"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/materialize/0.100.2/js/materialize.min.js"></script>
  <script src="app.js"></script>
</body>

</html>
// document.querySelector('.clear-tasks').addEventListener('click', function(e){
//   console.log('Hello World');

//   //e.preventDefault();
// });

document.querySelector('.clear-tasks').addEventListener('click', onClick);

function onClick(e){
  //console.log('Clicked');

  let val;

  val = e;

  // Event target element
  val = e.target;
  val = e.target.id;
  val = e.target.className;
  val = e.target.classList;

  // Event type
  val = e.type;

  // Timestamp
  val = e.timeStamp;

  // Coords event relative to the window
  val = e.clientY;
  val = e.clientX;

  // Coords event relative to the element
  val = e.offsetY;
  val = e.offsetX;

  console.log(val);
}