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The size attribute in <select> tag is used to specify the visible number of options displayed in a dropdown list or a list box. This attribute determines the height of the select element by specifying the number of options that are visible at one time without scrolling.
Syntax
<select size="number_of_options">
<!-- Options go here -->
</select>
"number_of_options" is the number of options to be displayed without scrolling.
| Key Point |
Description |
| Visible Options |
The “size” attribute determines the visible height of the select element by specifying the number of options that are displayed without scrolling. |
| Default Size |
If the “size” attribute is omitted, the select element typically displays a single option at a time, allowing users to open the dropdown list to view additional options. |
| User Interaction |
Users can interact with the select element to choose an option by clicking on it or using keyboard navigation. |
Features
- Dropdown List Height: The “size” attribute controls the height of the dropdown list, determining how many options are visible at one time without scrolling.
- Scrolling Behavior: If the number of options exceeds the specified size, a scrollbar is automatically added to the select element, allowing users to scroll through the options vertically.
- Customization: Developers can adjust the size attribute to fit the design and usability requirements of their web forms, ensuring optimal display and interaction with select elements.
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