The maxlength attribute on an element specifies the maximum number of characters that can be entered.
Elements that accept this attribute includes <input> and <textarea>.
A maxlength attribute on an <input> element.
The maxlength specified the number of characters allowed in this text input.
<form action="/tutorial/action.html">
<label for="title">Title </label>
<input type="text" id="title" name="title"
maxlength="15"><br /><br />
<input type="submit">
</form>
For additional details see our HTML input maxlength Reference.
The maxlength attribute specifies the maximum number of characters that can be entered.
By default, the maximum is 524,288 characters.
<tagname maxlength="number">
| Value | Description |
|---|---|
| number | The maximum number of characters. |
These input elements accept the maxlength attribute.
| Elements | Description | |
|---|---|---|
| <input> | Specifies an input field -- see example above | |
| <textarea> | Creates a multi-line text input field. |
A <textarea> with a maxlength attribute.
The textarea accepts up to 50 characters.
<textarea rows="3" cols="45"
maxlength="50">
Textarea with a max of 50 characters
</textarea>
For additional details see our HTML textarea maxlength Reference.
Here is when maxlength support started for each browser:
 Chrome
|
1.0 | Sep 2008 |
 Firefox
|
1.0 | Sep 2002 |
 IE/Edge
|
1.0 | Aug 1995 |
 Opera
|
1.0 | Jan 2006 |
 Safari
|
1.0 | Jan 2003 |
