method

quic.QuicStream.sendInformationalHeaders

headers: Dict<string | string[]>

): boolean;

Sends informational (1xx) response headers. Server only. Throws ERR_INVALID_STATE if the session does not support headers.

@param headers

Header object. Must include :status with a 1xx value (e.g., { ':status': '103', 'link': '</style.css>; rel=preload' }).