W3cubDocs

/DOM

ByteString

ByteString is a UTF-8 String that corresponds to the set of all possible sequences of bytes. ByteString maps to a String when returned in JavaScript; generally, it's only used when interfacing with protocols that use bytes and strings interchangably, such as HTTP.

Specifications

Specification Status Comment
Web IDL
The definition of 'ByteString' in that specification.
Candidate Recommendation Initial definition.

See also

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https://developer.mozilla.org/en-US/docs/Web/API/ByteString