![]() Where you can skip -u username:password if the FTP server allows anonymous logins. ![]() $ curl -u username:password -O ftp://yourftpserver/ If a remote FTP server is expecting connections at ftp://yourftpserver, the following command will download in the current working directory. Download Files from an FTP Server with or without Authentication You can use this tip to simulate the behavior of a regular HTML form. $ curl -data "firstName=John&lastName=Doe" The following command will send the firstName and lastName parameters, along with their corresponding values, to. This information is also available in your browser’s developer tools. To query the HTTP headers from a website, do: $ curl -I Curl Query HTTP Headers This provides the client with details on how the request is being handled. HTTP headers allow the remote web server to send additional information about itself along with the actual request. Where you can skip -U user:password if your proxy does not require authentication. If you are behind a proxy server listening on port 8080 at, do. Use a Proxy with or without Authentication $ xargs -n 1 curl -O < listurls.txtĭownload Multiple Files with Curl 6. If you combine curl with xargs, you can download files from a list of URLs in a file. With the following command you will download info.html and about.html from and, respectively, in one go. $ curl -C -O ĭownload File Using Curl Command 4. The use of -C – (dash C, space dash) tells curl to resume the download beginning where it left off. If a download was interrupted for some reason (for example, using Ctrl + c), you can resume it very easily. The former will save the file in the current working directory with the same name as in the remote location, whereas the latter allows you to specify a different filename and/or location. If you want to download a file, you can use curl with the -O or -o options. ![]() Protocols: dict file ftp ftps gopher http https imap imaps ldap ldaps pop3 pop3s rtmp rtsp smb smbs smtp smtps telnet tftpįeatures: AsynchDNS IDN IPv6 Largefile GSS-API Kerberos SPNEGO NTLM NTLM_WB SSL libz TLS-SRP UnixSockets The -V or -version options will not only return the version, but also the supported protocols and features in your current version. We have put together the following list of 15 curl commands for you. Now let’s dive in with both feet and learn how to use curl to transfer data and more in Linux! Long story short, the project thrived, adding several protocols and features along the way – and the rest is history. Initially, he aimed at developing a bot that would download currency exchange rates from a web page periodically and would provide Swedish Kronor equivalents in US dollars to IRC users. Back in the mid-1990’s when the Internet was still in its infancy, a Swedish programmer named Daniel Stenberg started a project that eventually grew into what we know as curl today.
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