mirror of
https://github.com/golang/go
synced 2024-11-25 02:17:57 -07:00
21 lines
434 B
Go
21 lines
434 B
Go
|
// $G $D/$F.go && $L $F.$A && ./$A.out
|
||
|
|
|
||
|
|
// Copyright 2009 The Go Authors. All rights reserved.
|
||
|
|
// Use of this source code is governed by a BSD-style
|
||
|
|
// license that can be found in the LICENSE file.
|
||
|
|
|
||
|
|
package main
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
c := make(chan int, 1)
|
||
|
|
c <- 100
|
||
|
|
x, ok := <-c
|
||
|
|
if x != 100 || !ok {
|
||
|
|
panic("x=", x, " ok=", ok, " want 100, true")
|
||
|
|
}
|
||
|
|
x, ok = <-c
|
||
|
|
if x != 0 || ok {
|
||
|
|
panic("x=", x, " ok=", ok, " want 0, false")
|
||
|
|
}
|
||
|
|
}
|