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HTML <input> size Attribute

HTML input Tag Reference HTML <input> tag

Example

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

<form action="demo_form.asp">
  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>
Try it yourself »

Definition and Usage

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

Note: The size attribute works with the following input types: text, search, tel, url, email, and password.

Tip: To specify the maximum number of characters allowed in the <input> element, use the maxlength attribute.


Browser Support

The numbers in the table specify the first browser version that fully supports the attribute.

Attribute
size 1.0 2.0 1.0 1.0 1.0

Differences Between HTML 4.01 and HTML5

NONE.


Syntax

<input size="number">

Attribute Values

Value Description
number Specifies the width of an <input> element, in characters. Default value is 20

HTML input Tag Reference HTML <input> tag