GROUP_MEMBER function added [CR 393686]

In ESD #4.1, the following new function was added:

GROUP_MEMBER function [System]

Function

Identifies whether the user belongs to the specified group.

Syntax

GROUP_MEMBER ( group-name-string-expression 
[ , user-name-string-expression ] )

Parameters

group-name-string-expression Identifies the group to be considered.

user-name-string-expression Identifies the user to be considered. If not supplied, then the current user name is assumed.

Return value

0 Returns 0 if the group does not exist, if the user does not exist, or if the user does not belong to the specified group.

1 Returns an integer other than 0 if the user is a member of the specified group.