src/Leevel/Mail/Mail.php
public function setOption(string $name, $value): IMail
    {
        $this->option[$name] = $value;

        return $this;
    }
public function setOption(string $name, $value): IMail
    {
        $this->option[$name] = $value;

        return $this;
    }
设置配置.

@param string $name
@param mixed  $value

@return $this