To delete a file named deleteFile.txt in a server, one can use -X flag which is intended for any HTTP verb/method(like GET, POST, PUT, DELETE, PATCH). To upload a file to the server, one needs to use -T flag followed by the file path on your local system. Offset from which transfer needs to be continued should be passed as a parameter to the -C flag. If you have already partially transferred a file, you can resume the transfer by using the -C flag. To download a file only if the file’s modification time is latest than the given time. pngĪbove command downloads files from logo1.png, logo2.png, logo3.png and up to logo9.png. This can be illustrated from the following example. Download a range of filesĬurl has the in-built ability to download a range of files from the server. This is because the first occurrence of a certain flag is for the first URL, the second flag is for the second URL and so on. The same workaround should be done for any flag. If you want to use -O flag for all the URL’s, use curl url1 url2 url3 -O -O -O To download multiple files, separate them with a white space. To save the filename with your own custom name, use -o flag followed (strictly) by a custom name. To use the same filename as the downloaded filename use -O flag. Save the file with a default file nameĮvery file that is served on the internet has a filename. So no worry if you placed any option in the last while the examples had the flag in the beginning. Note that various option flags can be placed anywhere on the command instead of the strict ordering. You need to save them and then use a photo viewer to see them. curl Ībove command will dump binary image data which you can’t view in the terminal. Since we know how to get a response from a server, you can download a file ( say Google logo ). To get the list of posts as a response from a server ( ), curl So getting a HTML page is same as downloading a file. Get a response from a serverĮverything from server is a response to the request. This makes it an excellent tool to be used in scripting, debugging and forensic analysis etc. And then it renders(displaying the content, images and executing JS scripts) it.ĬURL can do everything a browser except for the last part rendering because it is not related to data transfer.Īs wrap up, CURL can download HTML pages, fill HTML forms and submit them, download files from a FTP/HTTP server and upload files to the same and read/write cookies. What browser does, it requests a page and gets it as a response. Even now, you are reading this article through your browser. Hmm… Everything that is related to data transfer. Head over this site to check whether CURL works with your target protocol or not. Both have the same engine inside (Truth is that CLI tool is just the program that uses the library under the hood).ĬURL works with every protocol you might have used. It is also available as a library for developers and as a CLI for terminal-based use cases.
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