fmpq.com
源代码：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Fmpq教程(fmpq.com)</title> </head> <body> <p id="demo"></p> <script> var x = 10; switch(x) { case "10": alert("Hello"); } </script> </body> </html>
运行结果