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doc: add note about browsers and HTTP/2 #19476

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11 changes: 7 additions & 4 deletions doc/api/http2.md
Original file line number Diff line number Diff line change
Expand Up @@ -24,8 +24,9 @@ be emitted either by client-side code or server-side code.

### Server-side example

The following illustrates a simple, plain-text HTTP/2 server using the
Core API:
The following illustrates a simple HTTP/2 server using the Core API.
Note the use of [`http2.createSecureServer()`][] since HTTPS is required
for [most web browsers](https://caniuse.com/#feat=http2).
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No browsers support unencrypted HTTP2 (HTTP/2 spec FAQ)
You can change this to "since no browsers support unencrypted HTTP2" with the link to HTTP/2 spec FAQ

Ditto for line 1735


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I would say something like...

Since there are no browsers known that support [unencrypted HTTP/2](HTTP/2 Unencrypted),
the use of [`http2.createSecureServer()`][] is necessary when communicating with browser
clients.

Using Unencrypted HTTP/2 would actually be the preference when running purely within internal environments with non-browser clients.

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Okie dokie 👍

```js
const http2 = require('http2');
Expand Down Expand Up @@ -252,7 +253,7 @@ and would instead register a handler for the `'stream'` event emitted by the
```js
const http2 = require('http2');

// Create a plain-text HTTP/2 server
// Create a simple HTTP/2 server
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I think the term plain-text is more specific.

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How about using the term unencrypted over plain-text?

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I'd be good with that.

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Sounds good to me 👍

const server = http2.createServer();

server.on('stream', (stream, headers) => {
Expand Down Expand Up @@ -1730,7 +1731,9 @@ instances.
```js
const http2 = require('http2');

// Create a plain-text HTTP/2 server
// Create a simple HTTP/2 server
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can you restore this to plain-text?

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I changed to unencrypted

// This will not work in most browsers,
// Try http2.createSecureServer instead
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A nit: // Try -> // try after the comma above?

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Any thoughts on usage of periods . anywhere?

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Let's see what others think, I am not a native speaker)

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I added periods.

const server = http2.createServer();

server.on('stream', (stream, headers) => {
Expand Down