How to download binary file using ajax

 · Create a form, use the POST method, submit the form - there's no need for an iframe. When the server page responds to the request, write a response header for the mime type of the file, and it will present a download dialog - I've done this a number of times.  · The file will be downloaded as BLOB using jQuery AJAX and XmlHttpRequest (XHR) request and then the file will be downloaded using the Response inside the Success event handler of jQuery AJAX bltadwin.ruted Reading Time: 2 mins.  · Here Mudassar Ahmed Khan has explained with an example, how to download File from Web Method via AJAX call in bltadwin.ru using C# and bltadwin.ru The AJAX call will be done using jQuery AJAX function and the file will be converted to Base64 string and downloaded from Web Method in bltadwin.ru TAGs: bltadwin.ru, Excel, AJAX, jQuery, Word, PDF, Web MethodEstimated Reading Time: 2 mins.

As stated in my firts comment, readfile() takes a URL pointing to a file, not the file content. If you really need to download the file via Ajax, check download file using an ajax request. The easy way is doing it without Ajax. Inside the jQuery AJAX function, using the XmlHttpRequest (XHR) call, the PDF file is downloaded as Byte Array (Binary Data). Note: The XmlHttpRequest (XHR) call is only supported in jQuery version and higher. Finally, the received Byte Array (Binary Data) is converted to BLOB object and the File is downloaded in Browser. //Set the File URL. Only accept ajax request. I want to download file. I managed to send request to server, on server i got string data from get_file_content, Client side in ajax success, i can see binary data in console. Problem: I am not able to save file. i need a help how to download file from server via ajax request. I hope i explained my issue well.

When i omit the "dataType", the binary file is coming through about three times larger than it actually is on the server. However, when i make the dataType equal to "binary", ajax throws an error: "No conversion from text to binary" From some earlier posts, it sounds as if jquery-ajax cannot handle binary files in this manner. Create a form, use the POST method, submit the form - there's no need for an iframe. When the server page responds to the request, write a response header for the mime type of the file, and it will present a download dialog - I've done this a number of times. If you really need to download the file via Ajax, check download file using an ajax request. The easy way is doing it without Ajax. The easy way is doing it without Ajax. BTW: I doubt this will work with multiple attachments.