From b0860754c392a591389f5f35ee5458758f6db10f Mon Sep 17 00:00:00 2001
From: Sverker Eriksson
Date: Fri, 2 Mar 2018 18:49:29 +0100
Subject: erts: Improve send/2 docs
with link to ! operator
and clarify ugly badarg for unregistered atom argument.
---
erts/doc/src/erlang.xml | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
(limited to 'erts/doc/src/erlang.xml')
diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml
index 771897ba94..ff0480291b 100644
--- a/erts/doc/src/erlang.xml
+++ b/erts/doc/src/erlang.xml
@@ -5700,11 +5700,17 @@ true
Sends a message and returns Msg. This
- is the same as Dest ! Msg.
+ is the same as using the
+ send operator:
+ Dest ! Msg.
Dest can be a remote or local process identifier,
a (local) port, a locally registered name, or a tuple
{RegName, Node}
- for a registered name at another node.
+ for a registered name at another node.
+ The function fails with a badarg run-time error if
+ Dest is an atom name, but this name is not
+ registered. This is the only case when send fails for an
+ unreachable destination Dest (of correct type).
--
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