HTML size Attribute

Definition and Usage

For input elements, the size attribute specifies the visible width, in characters, of an <input> element.

For select elements, the size attribute specifies the number of visible options in a drop-down list.

Applies to

The size attribute can be used on the following elements:

Elements	Attribute
<input>	size
<select>	size

Examples

Input Example

An HTML form with two input fields with a width of 35 and 4 characters:

<form action="/action_page.php">
Email: <input type="text" name="email" size="35"><br>
PIN: <input type="text" name="pin" maxlength="4" size="4"><br>
<input type="submit" value="Submit">
</form>

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Select Example

A drop-down list with three visible options:

<select size="3">
<option value="volvo">Volvo</option>
<option value="saab">Saab</option>
<option value="opel">Opel</option>
<option value="audi">Audi</option>
</select>

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Browser Support

The size attribute has the following browser support for each element:

Element
input	1.0	2.0	1.0	1.0	1.0
select	Yes	Yes	Yes	Yes	Yes

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