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Http2ServerResponse.prototype.hasHeader - http2 - Node documentation
method Http2ServerResponse.prototype.hasHeader

Usage in Deno

import { Http2ServerResponse } from "node:http2";
Http2ServerResponse.prototype.hasHeader(name: string): boolean

Returns true if the header identified by name is currently set in the outgoing headers. The header name matching is case-insensitive.

const hasContentType = response.hasHeader('content-type');

Parameters

name: string

Return Type

boolean