Functions Reference

Table Of Contents
Get functions
F
ILEMAKER FUNCTIONS REFERENCE 164
Get(PersistentID)
Purpose
Returns text representing a unique identifier of the computer or device running FileMaker.
Format
Get(PersistentID)
Parameters
None
Data type returned
text
Originated in
FileMaker Pro 12.0
Description
Returns a unique, unchanging identifier for the computer on which FileMaker Pro is running, the
device on which FileMaker
Go is running, or the current FileMaker WebDirect session in the form of
a 32-digit hexadecimal string. Get(PersistentID) helps you identify devices that access your solution.
Notes
If web browser cookies are cleared during a FileMaker WebDirect session, the value
returned by Get(PersistentID) changes.
If a FileMaker Go user restores an iOS backup to a different device, the value returned by
Get(PersistentID) changes. If a backup is restored to the same iOS device, the returned
value remains the same. For more information, see the FileMaker Knowledge Base.
For information on how functions evaluate differently on the host versus the client, search
the FileMaker Knowledge Base available at
http://help.filemaker.com.
Examples
For a FileMaker Pro client or a FileMaker Go client, Get (PersistentID) returns a value such as
78569d0bd40b898a64e7d08ccdea8220.