public function html() {
        global $OUTPUT;

        $context = (object) [
            'id' => $this->name,
            'name' => $this->name,
            'value' => $this->value,
            'disabled' => $this->isdisabled,
        ];

        $context->label = '';
        if (preg_match("/^feedback/", $this->name)) {
            $context->label = get_string('feedbackfor', 'gradereport_singleview', $this->label);
            $context->tabindex = '2';
        } else if (preg_match("/^finalgrade/", $this->name)) {
            $context->label = get_string('gradefor', 'gradereport_singleview', $this->label);
            $context->tabindex = '1';
        }

        return $OUTPUT->render_from_template('gradereport_singleview/text_attribute', $context);
    }