Computer Science and Engineering › Javascript DOM & Event Handling MCQ › Question #5162
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QWhich of the following events is standardised by DOM Level 3 Events?

ID: #5162 Javascript DOM & Event Handling MCQ 135 views
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#5162Q ID
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Javascript DOM & Event Handling MCQTopic
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  • A focusarea and focusover ✔ ✖
  • B focusall and focusnone ✔ ✖
  • C focusdown and focusup ✔ ✖
  • D focusin and focusout ✔ ✖
Correct Answer

Explanation

As bubbling alternatives to the focus and blur events, the DOM Level 3 Events specification standardises the focusin and focusout events.
The events focusin and focusout bubble, but the events focus and blur do not.
That is, you can use the focusin and focusout functions on the parent element of a form field.

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