Merx

$taxRulesField->help()

src/Form/Mixin/Help.php#L22 
$taxRulesField->help(): null|Kirby\Toolkit\HtmlString

Return type

null or Kirby\Toolkit\HtmlString

Parent class

Wagnerwagner\Merx\TaxRulesField inherited from Kirby\Form\Field\InputField