C# download file from url get file type

Net namespace and it supports. With above code file will be downloaded inside tepdownload folder of the project's directory. Please read comment in code to understand what above code do. If you want to download to a file avoid first reading to memory by using ResponseHeadersRead like this:. I came up with a set of C 9.

You may need to know the status and update a ProgressBar during the file download or use credentials before making the request. Here it is, an example that covers these options. Lambda notation and String interpolation has been used:. In the event that you need to set Headers and Cookies to download a file, you will need to do things slightly differently. Here is an example Stack Overflow for Teams — Collaborate and share knowledge with a private group.

Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. How to download a file from a URL in C? Ask Question. Asked 13 years ago. Active 25 days ago. Viewed k times. What is a simple way of downloading a file from a URL path? Improve this question. Termininja 5, 12 12 gold badges 42 42 silver badges 46 46 bronze badges. Have a look at System. WebClient — seanb. Add a comment. Active Oldest Votes. Improve this answer. Bryan Legend 6, 1 1 gold badge 55 55 silver badges 57 57 bronze badges.

In the code above, lines 22 to 47 handle the File Disposition, and lines 48 to 65 handle the Form Disposition. When the MultipartReader reads sections in the HTTP request body, the request content is parsed and saved to physical disk file and memory form data.

This API action method finds the file and converts the file to an array of bytes, then returns a FileContentResult with the byte array and metadata. The following code snippet shows an example. The following code snippet shows an example solution. The method UploadFile string filePath first validates the physical file. Then line 13 instantiates a MultipartFormDataContent object, which is the request content sent to the server side app.

The key can be different when multiple files are included in a form. Add a comment. Works with parameters, with absolute and relative URLs, etc.

Split '? Last ; return url. Contains '. Substring url. LastIndexOf '. IsTrue Helpers. GetFileExtensionFromUrl "..

GetFileExtensionFromUrl "wtf. Alex from Jitbit Alex from Jitbit Joe yep, except it's not an "absolute" URL, it's a "root" url. You might want to add an extra check, that the URL actually points to a file. Alex what if we receive url like example. Roxy'Pro use magic numbers en.

I know that this is an old question, but can be helpful to people that see this question. You can use this pattern not urls only :. Match the character '. So you can use a strong pattern for urls like this:. This can be a case when we want to control how files are downloaded. We can refer to every file in our web server with a unique id and write a server script to serve the respective file based on the id received from the client.

If id is 1, it will write my website logo to the client, else it will write my icon image to the client. Here is a free ebook download on FileInfo. FileInfo in C. View All. Get File Extension in C. Mahesh Chand Updated date Jun 04, The Extension property of the FileInfo class returns the extension of a file.

Here is a complete code example.