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Module

x/deno/ext/fetch/lib.deno_fetch.d.ts>Headers#keys

A modern runtime for JavaScript and TypeScript.
denoland/deno
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method Headers.prototype.keys
import { Headers } from "https://deno.land/x/deno@v1.28.0/ext/fetch/lib.deno_fetch.d.ts";

Returns an iterator allowing to go through all keys contained in this Headers object. The keys are ByteString objects.

Returns

IterableIterator<string>