From 00dd2b4ab92b4491466196d69942ccb9eb5b4721 Mon Sep 17 00:00:00 2001 From: Rob Pike Date: Tue, 16 Aug 2011 16:03:30 +1000 Subject: [PATCH] builtin: correct description of a closed channel. R=golang-dev, dvyukov CC=golang-dev https://golang.org/cl/4896046 --- src/pkg/builtin/builtin.go | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/src/pkg/builtin/builtin.go b/src/pkg/builtin/builtin.go index f835580de8..07acce4f70 100644 --- a/src/pkg/builtin/builtin.go +++ b/src/pkg/builtin/builtin.go @@ -104,10 +104,10 @@ func imag(c ComplexType) FloatType // bidirectional or send-only. It should be executed only by the sender, // never the receiver, and has the effect of shutting down the channel after // the last sent value is received. After the last value has been received -// from a closed channel c, +// from a closed channel c, any receive from c will succeed without +// blocking, returning the zero value for the channel element. The form // x, ok := <-c -// will set x to the channel element's zero value and ok to false, and select -// clauses involving c will never execute. +// will also set ok to false for a closed channel. func close(c chan<- Type) // The panic built-in function stops normal execution of the current -- 2.50.0