How to download javascript string to a file

Append this created element to the body of the document HTML page. Use element. Remove the element from the body of the document HTML page. Attach this link to the document and simulate a click using the. Remove this link from the document. DelftStack is a collective effort contributed by software geeks like you. Code Formatters Show sub menu. JavaScript Code Beautifier. Crypto Show sub menu. AES Encryptor and Decryptor. MD5 Hash Generator. SHA Hash Generator. SHA Generator. CSV Show sub menu.

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Image Compressor. Image to Base64 Converter. JSON Show sub menu. String Show sub menu. Note that, depending on your situation, you may also want to call URL.

According to the docs for URL. Each of these must be released by calling URL. Browsers will release these automatically when the document is unloaded; however, for optimal performance and memory usage, if there are safe times when you can explicitly unload them, you should do so. All of the above example works just fine in chrome and IE, but fail in Firefox. Please do consider appending an anchor to the body and removing it after click.

I'm happily using FileSaver. The package js-file-download from github. View source to see how it uses techniques mentioned on this page. This solution is extracted directly from tiddlywiki's tiddlywiki.

I have used tiddlywiki in almost all browsers and it works like a charm:. Github repo: Download saver module. If your download is huge, instead of using the DOM, a better way is to create a link element with the download parameters, and trigger a click. Notice the link element isn't appended to the document but the click work anyway! This is possible to create a download of many hundreds of Mo this way.

Download any cyclic objects , avoid the errors:. Solution that work on IE I needed a csv file, but it's enough to change type and filename to txt. As mentioned before, filesaver is a great package to work with files on the client side. But, it is not do well with large files.

An edit suggestion was shared and rejected. If you wanted to, you could create a function that will change the href so that it won't just be the same link but be dynamic. You may add your data and extensions. You may use 'MAC-Addresses. If you want to add an extension, add there, else, just write the file name without extensions. If the file contains text data, a technique I use is to put the text into a textarea element and have the user select it click in textarea then ctrl-A then copy followed by a paste to a text editor.

Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. How to create a file in memory for user to download, but not through server?

Ask Question. Asked 11 years, 2 months ago. Active 27 days ago. Viewed k times. Web Components with React Hooks April 4, Notify of. Inline Feedbacks. Would love your thoughts, please comment.

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