How to download local file in js

It is done without sending an action request to a server. You can use this method on browsers that support HTML5. Note: automatic downloads allow you to build a secure download link that prevents users from seeing the file path. You can also encrypt the download link by setting a password and expiry date on it. In the past, popular browsers have made automatic downloads difficult to execute due to safety concerns. 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. Attach an event listener looking for a click to a download button. In this approach, we will use the Axios library to download files. Blob stands for Binary Large Object and is a data type that can store binary data. This method is not restricted to the plain text entered by the user like the previous method.

We can request any sort of data from an API and then use this approach to save data inside our computer. Collectives on Stack Overflow.

Learn more. Asked 3 years, 5 months ago. Active 15 days ago. Viewed k times. Sameer Thite Sameer Thite 1, 2 2 gold badges 6 6 silver badges 11 11 bronze badges. Triggering browser download from front-end is not a reliable way to do it. You should create endpoint that when called, will provide the correct response headers, thus triggering the browser download.

From my understanding, you are saying that it can be achieved by rest api with correct response headers, is it right? I didn't know how to attach a link in comment, so I posted an answer. Add a comment. Active Oldest Votes. Anchor tag opens image in same browser tab preview of image and then we need to manually save the image. I am trying to achieve automatic download on button click, without opening file preview — Sameer Thite. Refer to this for more details: stackoverflow.

I try for zip file, the file downloads, and never unzips properly. Someone might know the reason for it? Btw, I find a workaround: stackoverflow. This requires a little intermediate knowledge of the JavaScript to work and in this example a Axios library will be used.

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