21 lines
321 B
Go
21 lines
321 B
Go
//
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// Copyright (c) 2018
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// Mainflux
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//
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// SPDX-License-Identifier: Apache-2.0
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//
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package mainflux
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import "os"
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// Env reads specified environment variable. If no value has been found,
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// fallback is returned.
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func Env(key, fallback string) string {
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if v := os.Getenv(key); v != "" {
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return v
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}
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return fallback
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}
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