ProgressEvent: lengthComputable property
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
Note: This feature is available in Web Workers.
The
ProgressEvent.lengthComputable
read-only property is a
boolean flag indicating if the resource concerned by the
ProgressEvent
has a length that can be calculated. If not, the
ProgressEvent.total
property has no significant value.
Value
A boolean.
Specifications
Specification |
---|
XMLHttpRequest # dom-progressevent-lengthcomputable |
Browser compatibility
Report problems with this compatibility data on GitHubdesktop | mobile | server | |||||||||||
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lengthComputable |
Legend
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- Full support
- Full support
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.
See also
- The
ProgressEvent
interface it belongs to.