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Type: boolean
This attribute is set to true if the tab is currently in the process of being restored by the session store service. Once the tab is restored, this attribute is removed. You can determine if a tab is being restored by checking to see if hasAttribute("pending") is true. If the user has turned on the "Don't load tabs until selected" preference, the pending attribute is set on tabs until they get loaded.

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 Contributors to this page: Sheppy, kscarfone
 Last updated by: Sheppy,