private function _get_Win32_ComputerSystem()
    {
        if ($this->_Win32_ComputerSystem === null) $this->_Win32_ComputerSystem = CommonFunctions::getWMI($this->_wmi, 'Win32_ComputerSystem', array('Name', 'Manufacturer', 'Model'));
        return $this->_Win32_ComputerSystem;
    }
private function _get_Win32_ComputerSystem()
    {
        if ($this->_Win32_ComputerSystem === null) $this->_Win32_ComputerSystem = CommonFunctions::getWMI($this->_wmi, 'Win32_ComputerSystem', array('Name', 'Manufacturer', 'Model'));
        return $this->_Win32_ComputerSystem;
    }
private function _get_Win32_ComputerSystem ( ) { if ( $ this -> _Win32_ComputerSystem === null ) $ this -> _Win32_ComputerSystem = CommonFunctions :: getWMI ( $ this -> _wmi , 'Win32_ComputerSystem' , array ( 'Name' , 'Manufacturer' , 'Model' ) ) ; return $ this -> _Win32_ComputerSystem ; }
reads the data from WMI Win32_ComputerSystem

@return array
reads the data from WMI Win32_ComputerSystem