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[JavaScript] JavaScript implementation downloads blob objects

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Posted on 10/24/2024 2:18:42 PM | | |
Requirements: After the front-end processes the file, the processed result is a blob type, how to add a button to trigger the button to download the blob content locally?

A blob object represents a class file object that is immutable, raw data. Its data can be read in text or binary format, or converted to a ReadableStream for data manipulation.

Blobs don't necessarily represent data in JavaScript's native format. The File interface is based on blobs, inheriting the functionality of blobs and extending them to support files on the user's system.

The code is as follows:

Convert blob url to blob object with the following code:

Reference:The hyperlink login is visible.





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Copy the blob image to the clipboard
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