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https://github.com/golang/go
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35 lines
644 B
Go
35 lines
644 B
Go
// $G $D/$F.go && $L $F.$A && ./$A.out
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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var (
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nf int
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x, y, z = f(), f(), f()
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m = map[string]string{"a":"A"}
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a, aok = m["a"]
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b, bok = m["b"]
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)
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func look(s string) (string, bool) {
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x, ok := m[s]
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return x, ok
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}
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func f() int {
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nf++
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return nf
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}
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func main() {
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if nf != 3 || x != 1 || y != 2 || z != 3 {
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panic("nf=", nf, " x=", x, " y=", y)
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}
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if a != "A" || aok != true || b != "" || bok != false {
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panic("a=", a, " aok=", aok, " b=", b, " bok=", bok)
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}
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}
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