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Page.focus |
This method fetches an element with selector
and focuses it. If there's no element matching selector
, the method throws an error.
Signature:
class Page {
focus(selector: string): Promise<void>;
}
Parameter | Type | Description |
---|---|---|
selector | string | A selector of an element to focus. If there are multiple elements satisfying the selector, the first will be focused. |
Returns:
Promise<void>
Promise which resolves when the element matching selector is successfully focused. The promise will be rejected if there is no element matching selector.
Shortcut for page.mainFrame().focus(selector).