Lowercase response-header names mapped to every received value for that name. Duplicate values and their per-name receive order are preserved; cross-name order is not significant. Header bytes map directly to the same Unicode code points.
Indexable
[name: string]:string[]|undefined
One entry per received field occurrence for this lowercase header name.
Lowercase response-header names mapped to every received value for that name. Duplicate values and their per-name receive order are preserved; cross-name order is not significant. Header bytes map directly to the same Unicode code points.