Source Code:
(back to article)
Submit
Result:
Report an issue
<!DOCTYPE html> <html> <head> <title>Заголовок окна веб-страницы</title> </head> <body> <select> <optgroup disabled="disabled" label="Quizzes"> <option value="html">HTML</option> <option value="css">CSS</option> <option value="javascript">JavaScript</option> <option value="php">PHP</option> </optgroup> <optgroup label="Snippets"> <option value="git">Git</option> <option value="angularjs">AngularJS</option> </optgroup> </select> </body> </html>