w3resource

HTML maxlength attribute

maxlength

The purpose of the HTML maxlength attribute is to specify the maximum number of characters allowed in a text field of a form.

Supported elements

HTML maxlength attribute supports input element.

Syntax

<input maxlength="value" >.....</input>

Type of value

Number.

Value

A number indicating the maximum number of characters allowed in the text field of a form.

Default value

There is no default value of HTML maxlength attribute.

Supported doctypes

HTML 4.01 strict, HTML 4.01 transitional, HTML 4.01 frameset.

Example of HTML maxlength attribute with input 

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<title>Example of HTML maxlength attribute with input</title>
</head>
<body>
<form action="action.php" name="login">  
Username : <input type="text" name="user" maxlength="20" /><br/>
Password : <input type="text" name="pass" maxlength="12" /><br/> 
</form>
</body>
</html>

Result

html maxlength attribute with input

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Example of HTML maxlength attribute with input

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