$sql = sprintf("select count(*) as qty from t_user where f_uid='%s' and f_password='%s'",$password,$userAccount);
这句话能挡住SQL注入吗?
sql注入
------解决方案--------------------
不能,SQL注入的关键在于引号,而sprintf()不会去处理引号。
$sql = sprintf("select count(*) as qty from t_user where f_uid='%s' and f_password='%s'",$password,$userAccount);