셀렉션을 아래쪽으로 확장시킵니다Extend the selection downward.
Parameters:
| Name | Type | Description |
|---|---|---|
| actionName | String액션 이름 | 'extendDown' downward selection extending API |
Example:
| Code Block | ||||
|---|---|---|---|---|
| ||||
editor.execCommand('extendDown'); |
...
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