HTML | DOM Select size Property

The Select size property is used to set or return the value of the size attribute of a drop-down list. The Select size attribute is generally used to specify the number of visible options in a drop-down list.

Syntax:

  • For returning the size property:
    selectObject.size
  • For setting the size property:
    selectObject.size = number

Property Values



  • number :It is used to specify the number of visible options in a drop-down list.

Below program illustrates the Select size property :

Example: Changing the number of visible options in a drop-down list.

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<!DOCTYPE html>
<html>
  
<head>
    <title>
      Select size Property in HTML
  </title>
    <style>
        h1 {
            color: green;
        }
          
        h2 {
            font-family: Impact;
        }
          
        body {
            text-align: center;
        }
    </style>
</head>
  
<body>
  
    <h1>
      GeeksforGeeks
  </h1>
    <h2>
      Select size Property
  </h2>
    <br
  Select your preferred course from the drop-down list:
    <br>
  
    <select name="Courses Titles"
            id="myCourses">
        <option value="C++">c++</option>
        <option value="Placement">Placement</option>
        <option value="Java">Java</option>
        <option value="Python">Python</option>
    </select>
  
    <p>To change the number of visible options in
      the dropdown list., double-click the "Change 
      Number" button.</p>
  
    <button ondblclick="My_list()">
      Change Number
  </button>
  
    <script>
        function My_list() {
            document.getElementById("myCourses").size = "2";
        }
    </script>
  
</body>
  
</html>

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Output:
Before clicking the button:

After clicking the button:

Supported Browsers:

  • Apple Safari
  • Internet Explorer
  • Firefox
  • Google Chrome
  • Opera


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I am a technology enthusiast who has a keen interest in programming I am pursuing Engineering in Computer Science from GEU, Dehradun I like to unwind by watching movies and English sitcomsI have a keen interest in music

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