interface TextDecoderStream
readonly
encoding: stringReturns encoding's name, lower cased.
readonly
fatal: booleanReturns true if error mode is "fatal", and false otherwise.
readonly
ignoreBOM: booleanReturns true if ignore BOM flag is set, and false otherwise.
readonly
readable: ReadableStream<string>readonly
writable: WritableStream<BufferSource>readonly
[[Symbol.toStringTag]]: string