Window: focus() method
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
Makes a request to bring the window to the front. It may fail due to user settings and the window isn't guaranteed to be frontmost before this method returns.
Cú pháp
js
focus()
Parameters
None.
Return value
None (undefined).
Ví dụ
js
if (clicked) {
window.focus();
}
Đặc tả kỹ thuật
| Specification |
|---|
| HTML # dom-window-focus-dev |