Martin Splitt from Google confirmed that Google’s crawler, GoogleBot, can indeed crawl and index web workers but only if they don’t delay the work. He said if you are using web workers and you want it indexed by Google, you should “schedule your work immediately.”

He said this on Twitter when he was asked if it was true that the new GoogleBot was unable to do so. He said as long as you don’t use the setTimeout, you should be fine.

Here are those tweets:

He even showed test cases:

Forum discussion at Twitter.

Original Source

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