usage = $('[name=\'usage\'] option:selected').val(),
                default_css = $('[name=\'default_css\']').val(),
                note = $('[name=\'note\']').val();

            if (author_name || author_email) json.author = `${author_name} &lt;${author_email }>`;
            if (title) json.title = title.replace(/</g, '&lt;');
            if (name) json.name = name.replace(/</g, '&lt;');
            if (syntax) json.syntax = syntax.replace(/</g, '&lt;');
            if (js_syntax) json.js_syntax = js_s