describes an example list of client preferences that the server can use to adapt and optimize the resource to satisfy a given request.
Quick facts
Description
describes an example list of client preferences that the server can use to adapt and optimize the resource to satisfy a given request.
Syntax
CH: DPR, Width
Frequently asked questions
describes an example list of client preferences that the server can use to adapt and optimize the resource to satisfy a given request.
It is classified as a request header and can appear in requests or responses depending on context.
Sources & standards
about this tool
This page provides original, human-reviewed information about HTTP headers such as CH, the HTTP Header Reference and related concepts. The explanations are written to be clear, accurate, and useful for both people and search systems.
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