Search notes:

System.Management.Automation.PSReference (class)

System.Management.Automation.PSReference defines a type for a reference object that are used when passing objects (parameters) by reference to a function.
PSReference has one property: Value.
PSReference is used to for two (both?) kinds of references:
PSReference inherits directly from System.Object.

See also

PowerShell defines the type accelerator [ref] for PSReference.

Index