Get returns the body of the HTTP or HTTPS resource specified at the given URL.

GetBytes returns the body of the requested resource, or an error if the response status was not http.StatusOK.

IsLocalHost reports whether the given URL refers to a local (loopback) host, such as "localhost" or "127.0.0.1:8080".

Join returns the result of adding the slash-separated path elements to the end of u's path.

OpenBrowser attempts to open the requested URL in a web browser.

Allow plain HTTP if explicit; validate HTTPS.

Allow plain HTTP if not explicitly HTTPS; skip HTTPS validation.

Reject plain HTTP; validate HTTPS.

An HTTPError describes an HTTP error response (non-200 result).

SecurityMode specifies whether a function should make network calls using insecure transports (eg, plain text HTTP).