Just about all web hosts use a UNIX. It is a far better way than just examining the file extension. The updated version below corrects this problem. Thanks to Mike for pointing this out. If you are using shared hosting, download the file with the Apache distro and then upload it to a directory on your web server that php has access to.
Second parameter is path to mime. Recognizes extensions associated with MIME types. Does not examine the actual file; the file does not even have to exist. On Windows, PHP 7. A Web search shows that this function is deprecated. It appears to have been removed from PHP.
Add a comment. Active Oldest Votes. Improve this answer. From the docs Fahmi Yes it does! Because it makes sure any malicious user hasn't tried to trick the script executing the file being uploaded. But before, for using this function you might have need done some pre-configuration, Like you have to sure that you turned or configured curl extension, filesystem releted extension and finfo extension in php. Here, I am describing the whole process of this function in a short. First , we are storing all the updated mime type as an array from official apache mime type url.
Then we validate the content as file. That's it. Asaduzzaman Atik Asaduzzaman Atik 11 3 3 bronze badges. While this code might answer the OP's question, you could make your answer much better by appending an explanation on how your code solves the problem — Simas Joneliunas. Marcel Pisowicz Marcel Pisowicz 11 1 1 bronze badge. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name.
Email Required, but never shown. The Overflow Blog. Stack Gives Back Safety in numbers: crowdsourcing data on nefarious IP addresses. Featured on Meta. Anuga Anuga 2, 14 14 silver badges 23 23 bronze badges. Upvoted, but I'll also need to edit it, if you don't mind: saying it's "built-in" is misleading at least it did mislead me ; : you still need the fileinfo extension for it to work!
The page you referred to only said you can recompile the ext. They've changed the text : It's built-in, in Linux, but on Windows, you need to include the. Taken from the php. Your function is deprecated and probably already removed.
Jordan on other question said "PHP 5. You can find further information in the documentation. Specifically, in your php. To prevent any errors and warnings, better do like this. You can use cURL to get mime type from headers. You can't trust everything in the internet. So, yckart, you think will be better to overload your server and download all files and check it by content which can be also rewrited for preventing content type detection? Llewellyn Llewellyn 6 6 silver badges 19 19 bronze badges.
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