Returns a list of keywords, separated by carriage returns, for the enabled extended privileges. The list that is returned is based on the account used to open the database file. See also Get(CurrentExtendedPrivileges) function.
Data type returned 
Originated in 
FileMaker Pro 11.0
Extended privileges are additional access rights assigned to an account’s privilege set. See About accounts, privilege sets, and extended privileges.
Returns an empty list if a user doesn’t have extended privileges assigned to the account used to open the database file.
If you specify the context for the current calculation, this function will be evaluated based on that context; otherwise, it will be evaluated based on the context of the current window.
An account uses a privilege set that includes the extended privilege of Access Via FileMaker WebDirect (keyword "fmwebdirect"):
Position(Get(AccountExtendedPrivileges); "fmwebdirect"; 1; 1) returns a value greater than 0.
If you are logged in and running a script that is set to run with full access privileges, Get(AccountExtendedPrivileges)returns the extended privileges for your account, but Get(CurrentExtendedPrivileges)returns the extended privileges for the Admin account.
Related topics 
Protecting databases
Creating accounts that authenticate via an external server
Functions reference (category list)
Functions reference (alphabetical list)
About formulas
About functions
Defining calculation fields
Using operators in formulas