$PersistencePath

gives the default list of persistence locations at which to look for values assigned to PersistentSymbol objects.

Details

The value of $PersistencePath is a list of persistence locations.
A persistence location is given as PersistenceLocation["type"] or "type".
The initial setting of $PersistencePath is typically {"KernelSession","FrontEndSession","Local","LocalShared","Installation"}.
PersistentSymbol["name"] is equivalent to PersistentSymbol["name",$PersistencePath].

open allclose all

The default search path for persistent values:

Set a new search path that includes the cloud location:

Create a complement of persistent symbols with key "v" at various locations:

Persistent values are by default searched on all locations given in $PersistencePath:

The first value found is returned:

With MergingFunction->Identity, all values found are returned in a list:

Specify an explicit list of locations to search for values:

The "Installation" location is always added at the end of the search path:

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