Tạo tab headers với CSS và JavaScript

Để tạo tab headers với CSS và JavaScript, code như sau:

Ví dụ

<!DOCTYPE html>
<html>
<head>
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <style>
    .tablink {
      background-color: black;
      color: white;
      float: left;
      cursor: pointer;
      padding: 20px 12px;
      font-size: 15px;
      width: 33.3%;
    }
    .tablink:hover {
      background-color: black;
    }
    .tabcontent {
      color: white;
      display: none;
      padding: 50px;
      text-align: center;
    }
    #date {
      background-color: blue;
      border: 1px solid black;
    }
    #time {
      background-color: yellow;
      color: black;
      border: 1px solid black;
    }
    #venue {
      background-color: orange;
      border: 1px solid black;
    }
  </style>
</head>
<body>
  <h2>Match Schedule</h2>
  <div id="date" class="tabcontent">
    <h1>Date</h1>
    <p>Match will held on 2nd April.</p>
  </div>
  <div id="time" class="tabcontent">
    <h1>Time</h1>
    <p>Begins: 9AM</p>
  </div>
  <div id="venue" class="tabcontent">
    <h1>Venue</h1>
    <p>MCG, Australia</p>
  </div>
  <button class="tablink" onclick="demo('date', this, 'red')" id="defaultOpen">Date</button>
  <button class="tablink" onclick="demo('time', this, 'green')">Time</button>
  <button class="tablink" onclick="demo('venue', this, 'blue')">Venue</button>
  <script>
    function demo(match, e, color) {
      var i, content, links;
      content = document.getElementsByClassName("tabcontent");
      var len1 = content.length;
      for (i = 0; i < len1; i++) {
        content[i].style.display = "none";
      }
      links = document.getElementsByClassName("tablink");
      var len2 = links.length;
      for (i = 0; i < len2; i++) {
        links[i].style.backgroundColor = "";
      }
      document.getElementById(match).style.display = "block";
      e.style.backgroundColor = color;
    }
    document.getElementById("defaultOpen").click();
  </script>
</body>
</html>

Kết quả

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