fmpq.com
源代码：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Fmpq教程(fmpq.com)</title> <script src="https://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script> </head> <body> <script> $(function () { function fun( html ){ document.body.innerHTML += "<br>" + html; } fun($.isPlainObject({})); fun($.isPlainObject( "test" )); fun($.isPlainObject(document.location)); //在 IE 8 中返回 true }) </script> </body> </html>
运行结果