Editando: env.go
// run // 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. // Test that environment variables are accessible through // package os. package main import ( "os" "runtime" ) func main() { ga := os.Getenv("PATH") if runtime.GOOS == "plan9" { ga = os.Getenv("path") } if ga == "" { print("PATH is empty\n") os.Exit(1) } xxx := os.Getenv("DOES_NOT_EXIST") if xxx != "" { print("$DOES_NOT_EXIST=", xxx, "\n") os.Exit(1) } }
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