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/HTTP

Content-Range

The Content-Range response HTTP header indicates where in a full body message a partial message belongs.

Syntax

Content-Range: <unit> <range-start>-<range-end>/<size>
Content-Range: <unit> <range-start>-<range-end>/*
Content-Range: <unit> */<size>

Directives

<unit>
The unit in which ranges are specified. This is usually bytes.
<range-start>
An integer in the given unit indicating the beginning of the request range.
<range-end>
An integer in the given unit indicating the end of the requested range.
<size>
The total size of the document (or '*' if unknown).

Examples

Content-Range: bytes 200-1000/67589 

Specifications

Specification Title
RFC 7233, section 4.2: Content-Range Hypertext Transfer Protocol (HTTP/1.1): Range Requests

Browser compatibilityUpdate compatibility data on GitHub

Desktop
Chrome Edge Firefox Internet Explorer Opera Safari
Basic support Yes Yes Yes Yes Yes Yes
Mobile
Android webview Chrome for Android Edge Mobile Firefox for Android Opera for Android iOS Safari Samsung Internet
Basic support Yes Yes Yes Yes Yes Yes Yes

See also

© 2005–2018 Mozilla Developer Network and individual contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Range