Web/API/ProgressEvent/loaded

The ProgressEvent.loaded read-only property is an integer representing the amount of work already performed by the underlying process. The ratio of work done can be calculated with the property and ProgressEvent.total. When downloading a resource using HTTP, this only represent the part of the content itself, not headers and other overhead.

Syntax

value = ProgressEvent.loaded

Specifications

Specification	Status	Comment
XMLHttpRequestThe definition of 'ProgressEvent.loaded' in that specification.	Living Standard

Browser compatibility

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
loaded	Chrome Full support Yes	Edge Full support 12	Firefox Full support 3.5	IE No support No	Opera Full support Yes	Safari Full support Yes	WebView Android Full support Yes	Chrome Android Full support Yes	Firefox Android Full support 4	Opera Android Full support Yes	Safari iOS Full support Yes	Samsung Internet Android Full support Yes

Legend

Full support  

Full support

No support  

No support

See also

• The ProgressEvent interface it belongs to.

ProgressEvent.loaded by Mozilla Contributors is licensed under CC-BY-SA 2.5.