protected function _construct() // @codingStandardsIgnoreLine - required by parent class
    {
        $this->addColumn('backend_name', ['label' => __('Name')]);
        $this->_addAfter = false;
        $this->_template = 'Fastly_Cdn::system/config/form/field/acl.phtml';

        parent::_construct();
    }
protected function _construct() 
    {
        $this->addColumn('backend_name', ['label' => __('Name')]);
        $this->_addAfter = false;
        $this->_template = 'Fastly_Cdn::system/config/form/field/acl.phtml';

        parent::_construct();
    }
protected function _construct ( ) // @codingStandardsIgnoreLine - required by parent class { $ this -> addColumn ( 'backend_name' , [ 'label' => __ ( 'Name' ) ] ) ; $ this -> _addAfter = false ; $ this -> _template = 'Fastly_Cdn::system/config/form/field/acl.phtml' ; parent :: _construct ( ) ; }
Initialise form fields

@return void
Initialise form fields