jQuery UI API - .focus ()
category
Method overloading (Method, Overrides) | method (in Methods) | the UI core (UI Core)
usage
Description: Asynchronous focus to an element.
Returns: the jQuery
.focus( delay [, callback ] )Returns: jQuery
| 参数 | 类型 | 描述 |
|---|---|---|
| delay | Integer | 聚焦前等待的毫秒数。 |
| callback | Function() | 元素被聚焦后要调用的函数。 |
The plug-in extensions from jQuery built .focus () method. If jQuery UI is not loaded, call .focus() method does not simply fail, because the method exists in jQuery. But it is not expected behavior.