The textarea component is used to capture multi-line text input from the user.
Example
message text
code
<script type="module">
import '@blueprintui/components/include/textarea.js';
</script>
<bp-field>
<label>textarea</label>
<bp-textarea min="2"></bp-textarea>
<bp-field-message>message text</bp-field-message>
</bp-field>
Vertical
message textdisabled messageerror messagesuccess message
code
<bp-form-group layout="vertical">
<bp-field layout="vertical">
<label>label</label>
<bp-textarea></bp-textarea>
<bp-field-message>message text</bp-field-message>
</bp-field>
<bp-field layout="vertical">
<label>disabled</label>
<bp-textarea disabled></bp-textarea>
<bp-field-message>disabled message</bp-field-message>
</bp-field>
<bp-field layout="vertical" status="error">
<label>error status</label>
<bp-textarea></bp-textarea>
<bp-field-message status="error">error message</bp-field-message>
</bp-field>
<bp-field layout="vertical" status="success">
<label>success status</label>
<bp-textarea></bp-textarea>
<bp-field-message status="success">success message</bp-field-message>
</bp-field>
</bp-form-group>
Horizontal
message textdisabled messageerror messagesuccess message
code
<bp-form-group layout="horizontal">
<bp-field layout="horizontal">
<label>label</label>
<bp-textarea></bp-textarea>
<bp-field-message>message text</bp-field-message>
</bp-field>
<bp-field layout="horizontal">
<label>disabled</label>
<bp-textarea disabled></bp-textarea>
<bp-field-message>disabled message</bp-field-message>
</bp-field>
<bp-field layout="horizontal" status="error">
<label>error status</label>
<bp-textarea></bp-textarea>
<bp-field-message status="error">error message</bp-field-message>
</bp-field>
<bp-field layout="horizontal" status="success">
<label>success status</label>
<bp-textarea></bp-textarea>
<bp-field-message status="success">success message</bp-field-message>
</bp-field>
</bp-form-group>
Compact
message textdisabled messageerror messagesuccess message
code
<bp-form-group layout="compact">
<bp-field layout="compact">
<label style="max-width: 180px">label</label>
<bp-textarea></bp-textarea>
<bp-field-message>message text</bp-field-message>
</bp-field>
<bp-field layout="compact">
<label>disabled</label>
<bp-textarea disabled></bp-textarea>
<bp-field-message>disabled message</bp-field-message>
</bp-field>
<bp-field layout="compact" status="error">
<label>error status</label>
<bp-textarea></bp-textarea>
<bp-field-message status="error">error message</bp-field-message>
</bp-field>
<bp-field layout="compact" status="success">
<label>success status</label>
<bp-textarea></bp-textarea>
<bp-field-message status="success">success message</bp-field-message>
</bp-field>
</bp-form-group>
Install
NPM
import '@blueprintui/components/include/textarea.js';
CDN
<script type="module">
import 'https://cdn.jsdelivr.net/npm/@blueprintui/components/include/textarea.js/+esm';
</script>
Accessibility
- Use the label element or
aria-label attribute to provide a label for the textarea. - Provide a clear and descriptive placeholder attribute to give users an idea of what type of text is expected.
bp-textarea
Events
| Name | Types | Description |
|---|
input | InputEvent | occurs when the value changes |
change | InputEvent | occurs when the value changes |
Properties
| Name | Types | Description |
|---|
value | string | number | FormData | File | control value |
disabled | boolean | determines if element is mutable or focusable |
required | boolean | indicates that the user must specify a value for the input before the owning form can be submitted |
readonly | boolean | makes the element not mutable, meaning the user can not edit the control |
multiple | boolean | determines he form control accepts one or more values |
autocomplete | string | provide automated assistance in filling out form field values, and guidance to the browser as to the type of information expected in the field |
type | string | string specifying the type of control to render |
name | string | represents the name of the current |
pattern | string | regular expression the form control's value should match |
placeholder | string | defines a short hint to help the user with data entry when a form control has no value |
minLength | number | defines minimum number of characters |
maxLength | number | defines maximum number of characters |
min | number | defines the most negative value in the range of permitted values |
max | number | defines the greatest value in the range of permitted values |
size | number | determines number of characters |
formAssociated | boolean | |
valueAsNumber | | |
composedLabel | | |
focus | | |
reset | | |
Attributes
| Name | Types | Description |
|---|
value | string | number | FormData | File | control value |
disabled | boolean | determines if element is mutable or focusable |
required | boolean | indicates that the user must specify a value for the input before the owning form can be submitted |
readonly | boolean | makes the element not mutable, meaning the user can not edit the control |
multiple | boolean | determines he form control accepts one or more values |
autocomplete | string | provide automated assistance in filling out form field values, and guidance to the browser as to the type of information expected in the field |
type | string | string specifying the type of control to render |
pattern | string | regular expression the form control's value should match |
placeholder | string | defines a short hint to help the user with data entry when a form control has no value |
minLength | number | defines minimum number of characters |
maxLength | number | defines maximum number of characters |
min | number | defines the most negative value in the range of permitted values |
max | number | defines the greatest value in the range of permitted values |
size | number | determines number of characters |
CSS Properties
| Name | Types | Description |
|---|
--background | | |
--border | | |
--padding | | |
--font-size | | |
--color | | |
--border-radius | | |
--min-height | | |