Merx

$taxRulesField->isFirst()

Checks if the item is the first in the collection

src/Cms/HasSiblings.php#L52 
$taxRulesField->isFirst(TCollection|null $collection = null): bool

Parameters

Name Type Default
$collection TCollection or null null

Return type

bool

Parent class

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