curl is a command-line utility for transferring data from or to a server designed to work without user interaction. With curl , you can download or upload data using one of the supported protocols including HTTP, HTTPS, SCP , SFTP , and FTP .
What is the use of curl command in Linux?
Linux curl command is used to download or upload data to a server via supported protocols such as HTTP, FTP, IMAP, SFTP, TFTP, IMAP, POP3, SCP, etc. It is a remote utility, so it works without user interaction. The data transfer from one place to another is one of the vital and most used tasks of a computer system.
Why do we use curl?
curl is a command line tool to transfer data to or from a server, using any of the supported protocols (HTTP, FTP, IMAP, POP3, SCP, SFTP, SMTP, TFTP, TELNET, LDAP or FILE). curl is powered by Libcurl. This tool is preferred for automation, since it is designed to work without user interaction.
What is curl option?
As mentioned, the curl command allows you to transfer data from a network server, but it also enables you to move data to a network server. In addition to HTTP, you can use other protocols, including HTTPS, FTP, POP3, SMTP, and Telnet.
How do I cURL in Linux?
Installing cURL for Ubuntu Linux
- Update your Ubuntu box, run: sudo apt update && sudo apt upgrade.
- Next, install cURL, execute: sudo apt install curl.
- Verify install of curl on Ubuntu by running: curl –version.
- Search for libcurl bindings for your programming needs: apt-cache search libcurl | grep python.
How do you use curl?
To make a GET request using cURL, run the curl command followed by the target URL. cURL automatically selects the HTTP GET request method unless you use the -X, –request, or -d command line option with the cURL request.
What is K in curl?
This option has existed in the curl tool since the early days, and has been frequently misused ever since. …
How do I run curl commands?
Testing your cURL installation
- Launch your command-line interface. In Windows, open the Start menu, type cmd in the search box, and press Enter. …
- Copy the cURL statement from your text file and paste it at the command prompt. …
- Press Enter to run the cURL statement.
What is difference between wget and curl?
The main difference between them is that curl will show the output in the console. On the other hand, wget will download it into a file.
How do I follow curl redirect?
In curl’s tradition of only doing the basics unless you tell it differently, it does not follow HTTP redirects by default. Use the -L, –location to tell it to do that. When following redirects is enabled, curl will follow up to 50 redirects by default.
How do I make my header curl?
To add a header to the Curl request, you need to use the -H command-line option and pass the name and value of the HTTP header in the following format: “Header-Name: Header-Value”. If you do not provide a value for the header, this will remove the standard header that Curl would otherwise send.