HTML <input> maxlength Attribute
Example
An <input> element with a maximum length of 10 characters:
<form
action="/action_page.php">
<label for="username">Username:</label>
<input type="text"
id="username" name="username" maxlength="10"><br><br>
<input
type="submit" value="Submit">
</form>
Try it Yourself »
Definition and Usage
The maxlength attribute specifies the maximum number of characters allowed in
the <input> element.
Browser Support
The numbers in the table specify the first browser version that fully supports the attribute.
| Attribute | |||||
|---|---|---|---|---|---|
| maxlength | Yes | Yes | Yes | Yes | Yes |
Syntax
<input maxlength="number">
Attribute Values
| Value | Description |
|---|---|
| number | The maximum number of characters allowed in the <input> element. Default value is 524288 |
❮ HTML <input> tag
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