import * as mod from "https://dotland.deno.dev/std@0.36.0/media_types/mod.ts"; VariablesvextensionsA map of extensions for a given media type vtypesA map of the media type for a given extension FunctionsfcharsetGiven a media type return any default charset string. Returns undefined if not resolvable. fcontentTypeGiven an extension or media type, return the full Content-Type header string. Returns undefined if not resolvable. fextensionGiven a media type, return the most appropriate extension or return undefined if there is none. flookupGiven an extension, lookup the appropriate media type for that extension. Likely you should be using contentType() though instead.