Syntax	Sys.GetUserName : string
Description	The Sys.GetUserName function is used to determine the name of the current user. It returns “Unknown” if a name could not be determined.
Example	This program outputs a greeting to the user . var computerName, userName : string computerName := Sys.GetComputerName userName := Sys.GetUserName put "Hello ", userName, " on ", computerName
Status	Exported qualified. This means that you can only call the function by calling Sys.GetUserName, not by calling GetUserName.
See also	Sys.GetComputerName to obtain the name of the computer.