static public bool PutSettingDate(string key, DateTime value, TConn conn = null)        // public IF
 {
     return(RegisterPut(cn => { var reg = new SQLExtRegister(cn); return reg.PutSettingString(key, value.ToStringZulu()); }, conn));
 }
 public bool PutSettingString(string key, string strvalue)
 {
     return(registerclass.PutSettingString(key, strvalue));
 }
 static public bool PutSettingString(string key, string strvalue, TConn conn = null)        // public IF
 {
     return(RegisterPut(cn => { var reg = new SQLExtRegister(cn); return reg.PutSettingString(key, strvalue); }, conn));
 }