Curl is another command line tool that can be used to download files from the internet. Unlike Wget, which is command line only, features of Curl are powered by libcurl which is a cross-platform URL transfer library. Curl not only allows downloading of files but can also be used for uploading and exchanging of requests with servers.
However, Curl does not support recursive downloads which Wget offers. Similarly, like Wget, Curl comes pre-installed with most of the Linux Distributions.
This can simply be checked by running the following command:. Just like Wget, Curl has multiple features incorporated inside of it. The most basic is its ability to allow users to download files from a single URL from the internet.
For better understanding, we will be downloading a simple image in the png format from the internet just like in the case of Wget. Curl also allows users to change the filename and the type of the file. This can be done by the following command:. In the image above, we took a png file originally named pancake1. Just like in the case of Wget, Curl allows users to download multiple files using a number of URLs from the internet. For our example, we will use curl to download a jpg file and a png file from the internet.
Results are shown in the image below:. A pretty amazing feature that Curl provides to its users is its ability to monitor the progress of the download of the file. For more information regarding Curl, users can input the following command into the terminal to get access to all the Curl commands that appear to be available:. Wget and Curl are among the wide range of command line tools that Linux offers for the downloading of files.
According to the manual page wget can be used even when the user has logged out of the system. To do this you would use the nohup command. Nov 5, - This guide shows how to download a file using the Linux command line. Download files, you need to know at the very least the URL of the file.
How to download files in Linux from command line with dynamic url. May 12, Introduction. Wget and curl, are great Linux operating system commands to download files. But you may face problems when all you have is a dynamic url. Linux - General This Linux forum is for general Linux questions and discussion. If it is Linux Related and doesn't seem to fit in any other forum then this is the place.
Notices: Welcome to LinuxQuestions. Is there any linux command to download files from any ftp site remotely. Last updated: April 8 A Linux shell script to rename files with a counter and copy them. How to download files with the Linux wget command. A Linux shell script and commands to find large files.
The wget utility will retry a download even when the connection drops, resuming from where it left off if possible when the connection returns. You can download entire websites using wget and convert the links to point to local sources so that you can view a website offline. It is worth creating your own folder on your machine using the mkdir command and then moving into the folder using the cd command.
The result is a single index. On its own, this file is fairly useless as the content is still pulled from Google and the images and stylesheets are still all held on Google. Five levels deep might not be enough to get everything from the site. You can use the -l switch to set the number of levels you wish to go to as follows:.
There is still one more problem. You might get all the pages locally but all the links in the pages still point to their original place.
It is therefore not possible to click locally between the links on the pages. You can get around this problem by using the -k switch which converts all the links on the pages to point to their locally downloaded equivalent as follows:. If you want to get a complete mirror of a website you can simply use the following switch which takes away the necessity for using the -r -k and -l switches.
Therefore if you have your own website you can make a complete backup using this one simple command. You can get wget to run as a background command leaving you able to get on with your work in the terminal window whilst the files download. You can of course combine switches. To run the wget command in the background whilst mirroring the site you would use the following command:.
This is a free-for-testing FTP server hosted by Rebex. Use the same command as a moment ago, with the filename appended to it:. In almost all cases, it is going to be more convenient to have the retrieved file saved to disk for us, rather than displayed in the terminal window. Once more we can use the -O remote file output command to have the file saved to disk, with the same filename that it has on the remote server.
The file is retrieved and saved to disk. We can use ls to check the file details. It has the same name as the file on the FTP server, and it is the same length, bytes. Some remote servers will accept parameters in requests that are sent to them.
The parameters might be used to format the returned data, for example, or they may be used to select the exact data that the user wishes to retrieve. It is often possible to interact with web application programming interfaces APIs using curl. As a simple example, the ipify website has an API can be queried to ascertain your external IP address. It returns a JSON object describing a book. You can find these on the back cover of most books, usually below a barcode.
Especially if the protocol was one of the many not supported by wget. Browse All iPhone Articles Browse All Mac Articles Do I need one? Browse All Android Articles Browse All Smart Home Articles Customize the Taskbar in Windows Browse All Microsoft Office Articles What Is svchost. Browse All Privacy and Security Articles Browse All Linux Articles Browse All Buying Guides. Best iPhone 13 Pro Case. Best Bluetooth Headphones for Switch. Best Roku TV. Best Apple Watch. Best iPad Cases.
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