Javascript to download file to device

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Article Contributed By :. The declared function sets a download attribute where you get to name the file. The encodeURIComponent function then encodes the content. The click method prompts the download process to start as you click the download button.

There is another option for downloading files without contacting the server. This time, we are using a JavaScript library called FileSaver. The example below presents the syntax to implement the saveAs FileSaver interface:. It sets the file to a Blob value. For instance, it is useful for preventing sensitive information from being sent to external servers. It includes but is not limited to multimedia objects , programs , and code snippets. Remember: as Blob has size limitations based on the supported browser, FileSaver.

See the table below to check the compatibility of FileSaver. Learn easily by using our HTML5 canvas examples. Published by David J Kelley. Developed by David J Kelley. Approximate size KB. Age rating Not Rated. Installation Get this app while signed in to your Microsoft account and install on up to ten Windows 10 devices.

Language supported English United States. Additional terms Terms of transaction JavaScript license terms. Seizure warnings Photosensitive seizure warning.