Limit Countries

@replace {{_formID}}

// Filter the countries that are selectable in an address field
add_filter( 'gform_pre_render{{_formID}}', 'typewheel_limit_countries' );
add_filter( 'gform_pre_validation{{_formID}}', 'typewheel_limit_countries' );
add_filter( 'gform_pre_submission_filter{{_formID}}', 'typewheel_limit_countries' );
add_filter( 'gform_admin_pre_render{{_formID}}', 'typewheel_limit_countries' );

function typewheel_limit_countries( $form ) {

  add_filter( 'gform_countries', function( $countries ) {
    return array( 'Brazil', 'United States', 'Netherlands', 'United Kingdom' );
  });

  return $form;

}

#