SP.UpgradeInfo.status property (sp.js)
The current status of the site collection upgrade.
Applies to: apps for SharePoint | SharePoint Foundation 2013 | SharePoint Server 2013
var value =SP.UpgradeInfo.get_status()
Return value
NUMBER
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The current status of the site collection upgrade.
Applies to: apps for SharePoint | SharePoint Foundation 2013 | SharePoint Server 2013
var value =SP.UpgradeInfo.get_status()
NUMBER