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25 lines
399 B
Go
25 lines
399 B
Go
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// Copyright © 2016 Alan A. A. Donovan & Brian W. Kernighan.
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// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
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// See page 181.
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// Tempflag prints the value of its -temp (temperature) flag.
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package main
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import (
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"flag"
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"fmt"
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"gopl.io/ch7/tempconv"
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)
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//!+
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var temp = tempconv.CelsiusFlag("temp", 20.0, "the temperature")
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func main() {
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flag.Parse()
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fmt.Println(*temp)
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}
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//!-
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