Javascript xhr download file

May asked September 24th 19 at Related questions 2 How to fix the layout for ie 8 and padding? Ronaldo answered on September 24th 19 at This means that when the readyState is equal to 4, the function performs a return. I mean the timeout is not needed? Or you need to configure somehow?

May commented on September 25th 19 at You can check for timeout instance. But given the surprises from Safari and setTimeout will do. The fact that I have it still works, although the file began to swing. But in my case the server returns the first state 2, then state 3 file swings , and 4 returns only when the file is fully downloaded.

If you use native the timeout property of the XMLHttpRequest instance, then nothing to do — abort is called automatically. We kind of stopped at that timeout is a variable where is stored the reference to the pending code. Active Oldest Votes. Improve this answer. Sign up or log in Sign up using Google. Sign up using Facebook.

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Who owns this outage? Building intelligent escalation chains for modern SRE. Featured on Meta. Now live: A fully responsive profile. Reducing the weight of our footer. Linked It will then use that form data to generate some type of file, such as a PDF, represented in memory as Binary data. You'll pipe that binary data back to the user as the response to the POST request. Remember that on the client side, we've set the request to expect a Blob. With that in mind, it's time to focus on what to do for the response.

For this, we'll make use of the request's onload function. Finally, let's combine all of this together into a single event listener that is fired with the form is submitted.