例如输入test and 1 test这串提交的话会出错, test and s test 这样正常
带有and 加数字就会报错.
post 和get都一样
出错信息
forbiddenyou don't have permission to access /test.php on this server.additionally, a 404 not found error was encountered while trying to use an errordocument to handle the request.