Nodejs string to download file

You can get the command-line arguments from the process. With that, you can reuse the download. Each time you execute the script, pass the required url and path arguments from the command-line.

The example below will download the image from the first argument as save it as image. Sometimes, you may need to download multiple files and save them into your system. The download package allows you to download multiple images and save them under a folder as shown below:. The code above saves both default. Check out download NPM page for more information. Following tutorials explain how to build Front-end Apps to work with our Node.

The source code at the end of this post will cover all of APIs including upload files. You can find the complete source code for this tutorial on Github. Your email address will not be published. Save my name, email, and website in this browser for the next time I comment. Necessary cookies are absolutely essential for the website to function properly. This category only includes cookies that ensures basic functionalities and security features of the website.

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I saw answers using the http , https , and request modules. I'd like to add one using yet another native NodeJS module that supports either the http or https protocol:. The following was the test I wrote to try it out, which worked as intended:. It's typed, it's safer.

Here's yet another way to handle it without 3rd party dependency and also searching for redirects:. You can try using res. I've found this approach to be the most helpful especially when it comes to pdfs and random other files.

Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. How to download a file with Node. Ask Question. Asked 9 years, 3 months ago. Active 2 months ago. Viewed k times. How do I download a file with Node. Improve this question. Joseph is making an incorrect assertion that all node processes are server processes — lededje.

It is prefectly doable. Add a comment. Active Oldest Votes. Improve this answer. Michelle Tilley Michelle Tilley k 39 39 gold badges silver badges bronze badges. I got the following console output when I ran this script: node.

Does this code close the file properly when the script ends or would it lose data? This depends upon the req url type if you are requesting https you must use https otherwise it will throw error. EthanKeiley why do you say that it isn't closed properly? By default createWriteStream will set autoClose to true and readable. Show 14 more comments. Don't forget to handle errors! The following code is based on Augusto Roman's answer. But we don't check the result if cb cb err.

Vince Yuan Vince Yuan VinceYuan the callback is confusing me. What would I place as the cb argument? Abdul Sounds like you are very new to node. Take a look at this tutorial: tutorialspoint. Abdul maybe it would be good if you share with the rest of the class what you have figured out?

Is there a way to see the speed of the download? Show 7 more comments. Kelvin Omereshone 2 2 silver badges 11 11 bronze badges. Abdul You specify the callback with a function only if you need to do something when the file has been successfully fetched. It would be good to check the status code before saving: response. But we don't check the result return cb err.

Buzut Buzut 4, 4 4 gold badges 41 41 silver badges 50 50 bronze badges. The request module just works straight for HTTPs. S Ventura. It's more error prone without a doubt. Anyway, in any case where using request module is an option, I'd advise it as it's way higher level and thus, easier and efficient. Alex, nope, this is an error message and there's a return.

So if response. Thank you for showing example using request module. Show 3 more comments. MikeL 5, 38 38 silver badges 41 41 bronze badges. Augusto Roman Augusto Roman 6 6 silver badges 4 4 bronze badges.