|string> */ public function rules(): array { return [ 'currencyA' => 'required|decimal:0,2', 'currencyB' => 'required|decimal:0,2', 'currencyC' => 'required|decimal:0,2', ]; } protected function passedValidation() { $this->currencyAMultiplier = $this->input('currencyA'); $this->currencyBMultiplier = $this->input('currencyB'); $this->currencyCMultiplier = $this->input('currencyC'); } }