Js download json file

You can also specify an optional value for the download attribute to be used as a file name once it is downloaded. If the value is not provided, the original filename is used. As you can see above, the download attribute is the easiest way to download a file on the browser. However, the download attribute only works in modern browsers. Internet Explorer does not support it. Email Required, but never shown. The Overflow Blog. Podcast what if you could invest in your favorite developer?

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Download Required. View Demo. What our readers say. Error Details. This site makes use of Cookies. And like you, my data was complex, nested JSON objects that would be hard to put into a form. What I did was create two server functions. The first validated the data. If there was an error, it would be returned. Then, on the client, I have a form that has only one hidden input and posts to a second server function.

I set the hidden input to the base64 string and submit the format. The form could submit to a new window or an iframe on the page and the file will open up. In short, there is no simpler way. You need to make another server request to show PDF file. It is been a while since this question was asked but I had the same challenge and want to share my solution. Instead of saving the file between the requests, it saves the post data. It seems to be both simple and effective.

I think the best approach is to use a combination, Your second approach seems to be an elegant solution where browsers are involved. Also using this to prevent any json parse errors such as "Unexpected token? Took the dabeng solution and I have transcribed it as a class method. Sanabria Jcc. Sanabria 1 1 gold badge 7 7 silver badges 21 21 bronze badges.

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