Use this text operation when its stated character encoding, token boundaries, normalization, case handling, and output format match the surrounding workflow.

Transfer-Encoding header

Required string.

The cited overview of List of HTTP header fields supplies background for the terminology and domain context used by this tool.^[1]

Parse a simple comma-separated Transfer-Encoding coding list into lowercase HTTP tokens; extension parameters are outside this tool's scope. Inputs are interpreted exactly in the displayed units and the calculation returns the following fields without presentation rounding.

Transfer codings

Returned list.

• Unicode normalization, locale, grapheme clusters, malformed input, ambiguous syntax, and implementation-specific conventions can change text-processing results.
• Use finite inputs in the displayed units, preserve source measurements and assumptions, and independently verify consequential decisions.

Preserve the original text, test representative non-ASCII and malformed cases, and use a standards-aware parser or serializer when interoperability matters.

• Referrer Policy Parser

  Select the last recognized token from a comma-separated Referrer-Policy header while preserving an empty result if none is recognized.

• Vary Parser

  Parse a Vary response header as a case-insensitive set of field names or the single wildcard value.

• Cross-Origin Attribute Parser

  Resolve an HTML crossorigin attribute to no-CORS, anonymous, or use-credentials state; an invalid present value defaults to anonymous.