public bool IsFullNameTrimmedEqual(string fname, string lname, string suffix = null, string mname = null)
{
bool isNoSuffix = string.IsNullOrWhiteSpace(suffix);
bool isNoMName = string.IsNullOrWhiteSpace(mname);
bool isNoFName = string.IsNullOrWhiteSpace(fname);
bool isNoLName = string.IsNullOrWhiteSpace(lname);
if (isNoMName && isNoSuffix && isNoFName && isNoLName) return false;
if (isNoMName && isNoSuffix)
{
if (isNoFName || isNoLName) return false;
return Firstname.IsTrimmedEquals(fname) && Lastname.IsTrimmedEquals(lname);
}
return false;
}