October 2018 web platform update
Newly available on the web platform
Newly available
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<output>: The
<output>element represents the result of a calculation, user action, or form entry. Learn more. -
Promise finally(): The promise
finally()method executes a function when the promise settles (resolves or rejects). Learn more. -
tabindex: The
tabindexHTML attribute make an element focusable, and sets the element's relative ordering for sequential focus navigation. Learn more.