Content-Length

The Content-Length entity header is indicating the size of the entity-body, in decimal number of octets, sent to the recipient.

Header type Entity header
Forbidden header name yes

Syntax

Content-Length: <length>

Directives

<length>
The length in decimal number of octets.

Specifications

Specification Title
RFC 7230, section 3.3.2: Content-Length Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing

Browser compatibility

Feature Chrome Edge Firefox Internet Explorer Opera Safari Servo
Content-Length(Yes)(Yes)(Yes)(Yes)(Yes)(Yes)(Yes)
Feature Android Chrome for Android Edge Mobile Firefox for Android IE Mobile Opera Mobile Safari Mobile
Content-Length(Yes)(Yes)(Yes)(Yes)(Yes)(Yes)(Yes)

See also

Document Tags and Contributors

 Contributors to this page: fscholz
 Last updated by: fscholz,