简单教程
提交运行
代码编辑器:
<!DOCTYPE html> <meta charset="utf-8"> <form action=""> <select name="cars"> <option value="volvo">Volvo</option> <option value="saab">Saab</option> <option value="fiat" selected>Fiat</option> <option value="audi">Audi</option> </select> </form>
运行结果: