BootWiki教程网
源代码：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>BootWiki 教程网</title> </head> <body> <form action="demo_form.php" method="get"> <input name="vehicle" type="checkbox" value="Bike"> I have a bike<br> <input checked name="vehicle" type="checkbox" value="Car"> I have a car<br> <input type="submit" value="提交"> </form> </body> </html>
运行结果