Initializing help system before first use

# ins~upgradeapp

Purpose
Upgrade an existing app on the Insight server.
Synopsis
`procedure upgradeapp(id:text, filename:text, isfullupgrade:boolean, messages:list of text)`
Arguments

id | ID of the app to upgrade
filename | The filename of the application .zip to upgrade to
isfullupgrade | If true, do a full upgrade, expecting the given file to contain a complete replacement of the app. If false, do a partial upgrade, adding/replacing content of any files in the existing app but retaining others.
messages | A list to which will be appended information messages about the app upgrade, which can be displayed to a user.

Further information
If the app upgrade was rejected, or an issue was encountered communicating with the Insight server, the error flag will be set and ins~haserror will return true.
Related topics
ins~createapp, ins~delapp
Parent Topic Apps

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