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onFocus( )
Adds an event handler that runs when the element receives focus.
Description
An element receives focus through user actions, such as clicking and tabbing, or programmatically, using the focus( ) function.
You can also define an event handler using the Properties and Events panel.
Note:
onFocus()has no effect when applied to RadioButtonGroup elements.
Authorization
Request
This endpoint does not take any parameters
Response Object
The element on which the event is now registered.
Returns an empty object.
Status/Error Codes
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Get the ID of the element that has received focus
Copy Code
1$w("#myElement").onFocus( (event) => {2 let targetId = event.target.id; // "myElement"3});