Group is a placeholder Struct for user group database on Unix systems.
contains the name of the group as a String.
contains the encrypted password as a String. An 'x' is returned if password access to the group is not available; an empty string is returned if no password is needed to obtain membership of the group. This is system-dependent.
contains the group’s numeric ID as an integer.
is an Array of Strings containing the short login names of the members of the group.
static VALUE
etc_each_group(VALUE obj)
{
RETURN_ENUMERATOR(obj, 0, 0);
each_group();
return obj;
} Iterates for each entry in the /etc/group file if a block is given.
If no block is given, returns the Enumerator.
The code block is passed a Group struct.
Example:
require 'etc'
Etc::Group.each {|g|
puts g.name + ": " + g.mem.join(', ')
}
Etc::Group.collect {|g| g.name}
Etc::Group.select {|g| !g.mem.empty?}
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