| value | String | | | The initial content in the input box. |
| placeholder | String | | | The placeholder used when the input box is empty. |
| placeholderStyle | String | | | Specifies the style of the placeholder. Only color, font-size, and font-weight styles are supported. |
| placeholderClass | String | textarea-placeholder | | Specifies the style class of the placeholder. |
| disabled | Boolean | false | | Specifies whether to disable the component. |
| maxlength | Number | 140 | | The maximum length. When it is set to -1, the maximum length is not limited. |
| autoFocus | Boolean | false | | (Will be discarded soon. Use the focus instead.) Auto focus. The keyboard is automatically displayed. |
| focus | Boolean | false | | Gets focus. |
| autoHeight | Boolean | false | | Specifies whether the height automatically increases. If this property is specified, style.height does not take effect. |
| fixed | Boolean | false | | If the textarea is in an area of position:fixed, the value of the specified property should always be true. |
| cursorSpacing | Number | 0 | | Specifies the distance between the cursor and the keyboard. It is either the distance between textarea and the bottom of the screen or the distance specified via cursorSpacing, whichever is smaller. |
| cursor | Number | -1 | | Specifies the cursor position during focusing. |
| showConfirmBar | Boolean | true | | Specifies whether to display the bar containing the Done button above the keyboard. |
| selectionStart | Number | -1 | | The start position of the cursor. It takes effect only during auto focusing, and needs to used with selection-end. |
| selectionEnd | Number | -1 | | The end position of the cursor. It takes effect only during auto focusing, and needs to used with selection-start. |
| adjustPosition | Boolean | true | | Specifies whether to automatically push up the page when the keyboard is displayed. |
| holdKeyboard | Boolean | false | | Specifies whether to hide the keyboard when clicking page while the input is focused. |
| disableDefaultPadding | Boolean | false | | Specifies whether to remove the default padding behavior on iOS. |
| confirmType | String | return | | Sets the text on the lower-right button on the keyboard. It takes effect only when type='text'. |
| confirmHold | Boolean | false | | Specifies whether the keyboard is not hidden when the lower-right button on the keyboard is tapped. |
| onInput | Event handler | | | Triggered when the user taps the keyboard. event.detail = { value, cursor, keyCode }, where keyCode is the key value.box. |
| onFocus | Event handler | | | Triggered when the input box is focused. event.detail = { value, height } |
| onBlur | Event handler | | | Triggered when the input box is unfocused. event.detail = { value, cursor }. |
| onLineChange | Event handler | | | Called when the number of lines in the input box changes. event.detail = { height: number, heightRpx: number, lineCount: number } |
| onConfirm | Event handler | | | Triggered when the Done button is tapped. event.detail = { value }. |
| onKeyboardHeightChange | Event handler | | | Triggered when the height of the keyboard changes. event.detail = { height, duration}. |