Download files from server javascript

I have interesting task which requires me to download a dynamically generated file from a server ASP. NET to the client. On the client side it is just JavaScript jQuery and the client is able to generate a lot of parameters to customize how the data is exported.

What is the best way to do download the file from the server? Should I use a WCF service such as what is described here or simple page like this one?

Could someone please give me some direction on this topic? Let say that you have the file for downloading at download. Just make sure that you have set the header of attachment, and the correct contenttype on your handle eg:. Also you may interesting on this answer: How to handle errors.

How are we doing? Please help us improve Stack Overflow. This way of making JavaScript download files allows users to retrieve the content provided in the text area. The file reaches the computer device as a simple. The declared function sets a download attribute where you get to name the file. The encodeURIComponent function then encodes the content. The click method prompts the download process to start as you click the download button.

There is another option for downloading files without contacting the server. This time, we are using a JavaScript library called FileSaver.

The example below presents the syntax to implement the saveAs FileSaver interface:. It sets the file to a Blob value. For instance, it is useful for preventing sensitive information from being sent to external servers. We will achieve this using our custom written functions and using the download attribute of HTML 5. The download attribute in HTML 5 is used to download files when users click on the hyperlink. We are required to set the href attribute specifying the source of the file. The value of the download attribute determines the name of the downloaded file.

If this value is removed, then the downloaded filename will be the same as the original file name. Skip to content. Change Language. Related Articles. Table of Contents.

Improve Article. Save Article. Viewed 63k times. Improve this question. Muhammad Hassan Muhammad Hassan 1, 5 5 gold badges 24 24 silver badges 47 47 bronze badges. Not possible, the default download location is Download directory in major OSs out there, the user can change it, not you. OK so is this possible to get the path of directory wherever the user have it's Default DownLoad Folder in JavaScript variable at the time of downloading the file?

You can't get that neither. Thanks, please add both comments in answer with description so that I can select it perfectly and others can get help. Add a comment. Active Oldest Votes. As described here: Get browser download path with javascript Most OSs tend to just default to a Download location and this is something the user decides through the Browser they use.

Improve this answer. Dandy Dandy 1, 13 13 silver badges 25 25 bronze badges.