HTML OPTGROUP <optgroup> Tag

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This HTML Optgroup tag is used for implementing the group equivalent <options> in a drop-down list within the <select> tag. When you have options of long-tail, then you can use optgroup tag for groups of similar options.

This will make it simple to handle for a user.

Program:

<!DOCTYPE html>
<html>
<head>  
<title>Optgroup Tag</title>
   <style>
     body
     {
      text-align: center;
     }
      select{
       font-size:14px;
       font-weight:bold;
       color:green;
     }
   </style>
</head>
<body> 
<h2>Example of optgroup tag</h2>
<label>Select your favourite Technology</label><br>
<select>
   <optgroup label="Web Technology">
       <option value="html">HTML</option>
       <option value="css">CSS3</option>
       <option value="lenovo">PHP</option>
   </optgroup>
   <optgroup label="Database">
       <option value="sql">SQL</option>
       <option value="mysql">My Sql</option>
       <option value="nosql">No Sql</option> 
       <option value="sqlserver">Sql Server</option>
       <option value="mongodb">MongoDB</option> 
   </optgroup>
</select>
</body>   
</html>

Download Code from Github

Output: