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Chrome-Extension: iterate through all tabs?

How would I iterate through all tabs a user has open and then check if they have a particular HTML item with id = 'item'?

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Answer

You can make it like this :

JavaScript

After that to look after your item, if you can make it like this :

JavaScript

Don’t forget that you can’t manipulate the HTML by using the “background page” So the first code snip is for the background page, and the second have to be on a content script 😉

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