Active Directory Search filter Examples

if (name.Length > 0)

{search_fn = "(givenname=" + name + "*)(sn=" + name + "*)(initials="+name+"*)";}

else

{ search_fn = ""; }

if (ulid.Length > 0)

{ search_ulid = "(samaccountname=" + ulid + "*)";}

else

{search_ulid = "";}

string filter = "(&(&(objectClass=user)(objectCategory=person))" +"(|"+ search_fn + search_ulid + "))";

DirectoryEntry searchRoot = new DirectoryEntry(path);

DirectorySearcher search = new DirectorySearcher(searchRoot);

search.Filter = filter;

search.SizeLimit = 50000;

search.PropertiesToLoad.Add("samaccountname");

search.PropertiesToLoad.Add("name");

search.PropertiesToLoad.Add("cn");

search.PropertiesToLoad.Add("givenname");

search.PropertiesToLoad.Add("initials");

search.PropertiesToLoad.Add("sn");

SearchResult result;

ArrayList allUsers = new ArrayList();

ArrayList prop = new ArrayList();

SearchResultCollection resultCol = search.FindAll();

if (resultCol != null)