method Http2ServerResponse.prototype.getHeader Usage in Deno```typescript import { Http2ServerResponse } from "node:node__http2.d.ts"; ``` Http2ServerResponse.prototype.getHeader(name: string): string Reads out a header that has already been queued but not sent to the client. The name is case-insensitive. ```js const contentType = response.getHeader('content-type'); ``` Parameters name: string Return Type string