src/Rules/AbstractAllowedRule.php
public function allow(string ...$params): self
    {
        $this->all = false;

        foreach ($params as $param) {
            $this->allowed->put($param, $param);
        }

        return $this;
    }
public function allow(string ...$params): self
    {
        $this->all = false;

        foreach ($params as $param) {
            $this->allowed->put($param, $param);
        }

        return $this;
    }
Add allowed parameters.

@param string ...$params
@return $this