mirror of
https://github.com/golang/go
synced 2024-11-21 17:44:40 -07:00
go spec: clarify return statement rules
Added example of a return statement w/o expressions in a function with a _ result parameter. See also: http://code.google.com/p/go/issues/detail?id=1586 R=rsc, r, iant CC=golang-dev https://golang.org/cl/4266049
This commit is contained in:
parent
800217f8c5
commit
fb64e0d96f
@ -1,5 +1,5 @@
|
||||
<!-- title The Go Programming Language Specification -->
|
||||
<!-- subtitle Version of March 3, 2011 -->
|
||||
<!-- subtitle Version of March 7, 2011 -->
|
||||
|
||||
<!--
|
||||
TODO
|
||||
@ -4212,7 +4212,7 @@ func complex_f2() (re float64, im float64) {
|
||||
</pre>
|
||||
</li>
|
||||
<li>The expression list may be empty if the function's result
|
||||
type specifies names for its result parameters (§<a href="#Function_Types">Function Types</a>).
|
||||
type specifies names for its result parameters (§<a href="#Function_types">Function Types</a>).
|
||||
The result parameters act as ordinary local variables
|
||||
and the function may assign values to them as necessary.
|
||||
The "return" statement returns the values of these variables.
|
||||
@ -4222,6 +4222,11 @@ func complex_f3() (re float64, im float64) {
|
||||
im = 4.0
|
||||
return
|
||||
}
|
||||
|
||||
func (devnull) Write(p []byte) (n int, _ os.Error) {
|
||||
n = len(p)
|
||||
return
|
||||
}
|
||||
</pre>
|
||||
</li>
|
||||
</ol>
|
||||
|
Loading…
Reference in New Issue
Block a user