In this tutorial, we will learn Jquery UI To Do List Example


Example


<!DOCTYPE html>
<html>
	<head>
        <title>Jquery UI To Do List Example</title>
      <style type="text/css">
        body {
          margin: 0;
          min-width: 250px;
        }
        /* Include the padding and border in an element's total width and height */
        * {
          box-sizing: border-box;
        }

        /* Remove margins and padding from the list */
        ul {
          margin: 0;
          padding: 0;
        }

        /* Style the list items */
        ul li {
          cursor: pointer;
          position: relative;
          padding: 12px 8px 12px 40px;
          list-style-type: none;
          background: #eee;
          font-size: 18px;
          transition: 0.2s;
          
          /* make the list items unselectable */
          -webkit-user-select: none;
          -moz-user-select: none;
          -ms-user-select: none;
          user-select: none;
        }

        /* Set all odd list items to a different color (zebra-stripes) */
        ul li:nth-child(odd) {
          background: #f9f9f9;
        }

        /* Darker background-color on hover */
        ul li:hover {
          background: #ddd;
        }

        /* When clicked on, add a background color and strike out text */
        ul li.checked {
          background: #888;
          color: #fff;
          text-decoration: line-through;
        }

        /* Add a "checked" mark when clicked on */
        ul li.checked::before {
          content: '';
          position: absolute;
          border-color: #fff;
          border-style: solid;
          border-width: 0 2px 2px 0;
          top: 10px;
          left: 16px;
          transform: rotate(45deg);
          height: 15px;
          width: 7px;
        }

        /* Style the close button */
        .close {
          position: absolute;
          right: 0;
          top: 0;
          padding: 12px 16px 12px 16px;
        }

        .close:hover {
          background-color: #f44336;
          color: white;
        }

        /* Style the header */
        .header {
          background-color: #000;
          padding: 30px 40px;
          color: white;
          text-align: center;
        }

        /* Clear floats after the header */
        .header:after {
          content: "";
          display: table;
          clear: both;
        }

        /* Style the input */
        input {
          margin: 0;
          border: none;
          border-radius:5px 0px 0px 5px;
          width: 75%;
          padding: 10px;
          float: left;
          font-size: 16px;
        }

        /* Style the "Add" button */
        .addBtn {
          padding: 10px;
          width: 25%;
          border-radius:0px 5px 5px 0px;
          background: green;
          color: #fff;
          float: left;
          text-align: center;
          font-size: 16px;
          cursor: pointer;
          transition: 0.3s;
        }

        .addBtn:hover {
          background-color: #bbb;
        }
        .container{
            border:1px solid #000;
            width: 50%;
            margin:120px auto;
        }
       </style>
	</head>
<body>

    <div class="container">
      	<div id="myDIV" class="header">
            <h2 style="margin:5px">My To Do List</h2>
            <input type="text" id="myInput" placeholder="Title...">
            <span onclick="newElement()" class="addBtn">Add</span>
        </div>

        <ul id="myUL">
            <li>Hit the gym</li>
            <li class="checked">Pay bills</li>
            <li>Meet George</li>
            <li>Buy eggs</li>
            <li>Read a book</li>
            <li>Organize office</li>
        </ul>
    </div>

<script type="text/javascript">
// Create a "close" button and append it to each list item
var myNodelist = document.getElementsByTagName("LI");
var i;
for (i = 0; i < myNodelist.length; i++) {
  var span = document.createElement("SPAN");
  var txt = document.createTextNode("\u00D7");
  span.className = "close";
  span.appendChild(txt);
  myNodelist[i].appendChild(span);
}

// Click on a close button to hide the current list item
var close = document.getElementsByClassName("close");
var i;
for (i = 0; i < close.length; i++) {
  close[i].onclick = function() {
    var div = this.parentElement;
    div.style.display = "none";
  }
}

// Add a "checked" symbol when clicking on a list item
var list = document.querySelector('ul');
list.addEventListener('click', function(ev) {
  if (ev.target.tagName === 'LI') {
    ev.target.classList.toggle('checked');
  }
}, false);

// Create a new list item when clicking on the "Add" button
function newElement() {
  var li = document.createElement("li");
  var inputValue = document.getElementById("myInput").value;
  var t = document.createTextNode(inputValue);
  li.appendChild(t);
  if (inputValue === '') {
    alert("You must write something!");
  } else {
    document.getElementById("myUL").appendChild(li);
  }
  document.getElementById("myInput").value = "";

  var span = document.createElement("SPAN");
  var txt = document.createTextNode("\u00D7");
  span.className = "close";
  span.appendChild(txt);
  li.appendChild(span);

  for (i = 0; i < close.length; i++) {
    close[i].onclick = function() {
      var div = this.parentElement;
      div.style.display = "none";
    }
  }
}
</script>
</body>
</html>


May this example help you.