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Heres the scenario:
Is it possible to save data from javascript (executing from a foreign webpage) without downloading a file from the server?
Any help would be much appreciated!
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localStorage can only store Strings, while modern Javascript can also handle binary files. For example, the result of a fetch can be retrieved as a Blob .
Web browsers (and JavaScript) can only access local files with user permission. To standardize the file access from the browser, the W3C published the HTML5 File API in 2014. It defines how to access and upload local files with file objects in web applications.
What does save () do in JavaScript? save() method of the Canvas 2D API saves the entire state of the canvas by pushing the current state onto a stack.
For saving data on the client-side, without any server interaction, the best I've seen is Downloadify, is a small JavaScript + Flash library allows you to generate and save files on the fly, directly in the browser...
Check this demo.
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