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= gun:ws_send(3)
== Name
gun:ws_send - Send Websocket frames
== Description
[source,erlang]
----
ws_send(ConnPid, Frames) -> ok
ConnPid :: pid()
Frames :: Frame | [Frame]
Frame :: close | ping | pong
| {text | binary | close | ping | pong, iodata()}
| {close, non_neg_integer(), iodata()}
----
Send Websocket frames.
The connection must first be upgraded to Websocket using
the function link:man:gun:ws_upgrade(3)[gun:ws_upgrade(3)].
== Arguments
ConnPid::
The pid of the Gun connection process.
Frames::
One or more Websocket frame(s).
== Return value
The atom `ok` is returned.
== Changelog
* *1.0*: Function introduced.
== Examples
.Send a single frame
[source,erlang]
----
gun:ws_send(ConnPid, {text, <<"Hello world!">>}).
----
.Send many frames including a close frame
[source,erlang]
----
gun:ws_send(ConnPid, [
{text, <<"See you later, world!">>},
close
]).
----
== See also
link:man:gun(3)[gun(3)],
link:man:gun:ws_upgrade(3)[gun:ws_upgrade(3)],
link:man:gun_upgrade(3)[gun_upgrade(3)],
link:man:gun_ws(3)[gun_ws(3)]
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