Blob.size

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

A propriedade Blob.size retorna o tamanho em bytes de Blob ou um File.

Syntaxe

var sizeInBytes = blob.size

Valor

Um número.

Exempl0

js
// fileInput é um HTMLInputElement: <input type="file" multiple id="myfileinput">
var fileInput = document.getElementById("myfileinput");

// files é um objeto FileList (similiar ao NodeList)
var files = fileInput.files;

for (var i = 0; i < files.length; i++) {
  console.log(files[i].name + " has a size of " + files[i].size + " Bytes");
}

Especificações

Specification
File API
# dfn-size

Compatibilidade com navegadores

Report problems with this compatibility data on GitHub
desktopmobileserver
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
Deno
Node.js
size

Legend

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Full support
Full support
Has more compatibility info.

Veja também