good good study, day day up!

vendor/gopl.io/ch2/tempconv/conv.go

@@ -0,0 +1,16 @@
+// Copyright © 2016 Alan A. A. Donovan & Brian W. Kernighan.
+// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
+
+// See page 41.
+
+//!+
+
+package tempconv
+
+// CToF converts a Celsius temperature to Fahrenheit.
+func CToF(c Celsius) Fahrenheit { return Fahrenheit(c*9/5 + 32) }
+
+// FToC converts a Fahrenheit temperature to Celsius.
+func FToC(f Fahrenheit) Celsius { return Celsius((f - 32) * 5 / 9) }
+
+//!-