How does the curl command work?
Table of Contents
How does the curl command work?
The curl command transfers data to or from a network server, using one of the supported protocols (HTTP, HTTPS, FTP, FTPS, SCP, SFTP, TFTP, DICT, TELNET, LDAP or FILE). It is designed to work without user interaction, so it is ideal for use in a shell script.
How do I run a curl FILE in Linux?
15 Tips On How to Use ‘Curl’ Command in Linux
- Download a File. If you want to download a file, you can use curl with the -O or -o options.
- Download Multiple Files. With the following command you will download info.
- Use a Proxy with or without Authentication.
- Specify User Agent.
What is F in curl request?
curl (or cURL ) is a command-line tool for accessing URLs. Documentation: http://curl.haxx.se/docs/manpage.html. In this example, they are simply sending a POST to https://graph.facebook.com/arjun/feed . The -F is defining parameters to be submitted with the POST.
What is a curl type?
“Your curl type is determined by the shape of the follicle that your hair grows out of from your scalp. Identifying your curl shape and pattern (or patterns) is best determined while your hair is sopping wet. A simple breakdown: Type 1s are straight, Type 2s are wavy, Type 3s are curly, and Type 4s are coily.
Why do we use in curl?
It uses URL syntax to transfer data to and from servers. curl is a widely used because of its ability to be flexible and complete complex tasks. For example, you can use curl for things like user authentication, HTTP post, SSL connections, proxy support, FTP uploads, and more!
Where does curl output to?
Output. If not told otherwise, curl writes the received data to stdout. It can be instructed to instead save that data into a local file, using the -o, –output or -O, –remote-name options. If curl is given multiple URLs to transfer on the command line, it similarly needs multiple options for where to save them.
What are the basic commands in Linux?
Linux/Basic commands. Unix-like operating systems require a working knowledge of several basic commands. Unix®, Linux, BSD and such use a ubiquitous set of these based on the Single UNIX Specification and other standards. Learning to operate a command line interface is a key skill in learning Linux and BSD.
What is the use of curl?
cURL is an abbreviation for Client URL Request Library. Basically cURL is name of the project. cURL is used to transfer data from one place to another place. It is a command line tool for receiving and sending files using URL syntax.
What is a curl request?
The client, curl, sends a HTTP request. The request contains a method (like GET, POST, HEAD etc), a number of request headers and sometimes a request body. The HTTP server responds with a status line (indicating if things went well), response headers and most often also a response body.
What is curl in Unix?
The curl command is a powerful command line tool used to transfer data to or from a server. It can use any one of the supported protocols (HTTP, HTTPS, FTP, FTPS, SCP, SFTP, TFTP , DICT, TELNET, LDAP or FILE) for data transfer. In many aspects curl is similar to the wget command but curl is more feature rich as compared to wget.