Nvd\Crud\Form::show PHP Method

    public function show()
    {
        $this->setValue();
        $errors = \Session::get('errors', new MessageBag());
        $hasError = ($errors and $errors->has($this->name)) ? " has-error" : "";
        $output = '<div class="form-group' . $hasError . '">';
        $output .= $this->label ? "<label for='{$this->name}'>{$this->label}" : "";
        $output .= $this->label ? "</label>" : "";
        $output .= call_user_func([$this, "show" . ucfirst($this->type)]);
        if ($this->helpBlock and $errors and $errors->has($this->name)) {
            $output .= '<span class="help-block text-danger">';
            $output .= $errors->first($this->name);
            $output .= '</span>';
        }
        $output .= "</div>";
        return $output;
    }