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Impara Handling File Inputs | Storage, File Handling, and Geolocation
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JavaScript Web APIs Essentials

bookHandling File Inputs

When you need to let users select files—such as images, documents, or videos—directly from their device, the file input element is your essential tool. HTML provides the input type="file" element, which opens a file picker dialog for users. However, to actually work with the selected files in your application, you must use the File API in JavaScript. The File API gives you programmatic access to the files chosen by the user, allowing you to read their properties, preview content, or process the files before uploading them to a server.

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What does the File API allow you to do in a web application?

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Sezione 3. Capitolo 3

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bookHandling File Inputs

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When you need to let users select files—such as images, documents, or videos—directly from their device, the file input element is your essential tool. HTML provides the input type="file" element, which opens a file picker dialog for users. However, to actually work with the selected files in your application, you must use the File API in JavaScript. The File API gives you programmatic access to the files chosen by the user, allowing you to read their properties, preview content, or process the files before uploading them to a server.

index.html

index.html

style.css

style.css

script.js

script.js

copy
question mark

What does the File API allow you to do in a web application?

Select the correct answer

Tutto è chiaro?

Come possiamo migliorarlo?

Grazie per i tuoi commenti!

Sezione 3. Capitolo 3
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