hello, i ve tries to convert a generic into a string[] for use string.join.
no problems with arraylist :
ArrayList al = new ArrayList();
al.Add("J1");
al.Add("J2");
al.Add("J3");
string.Join("','", (string[])al.ToArray(typeof(string)));
but with generic :
List<Guidguid = new List<Guid>();
guid.Add(new Guid( /(..)/ ));
guid.Add(new Guid( /(..)/ ));
guid.Add(new Guid( /(..)/ ));
?? string.Join("','", (string[])guid.ToArray()); ??
thanks