41 lines
881 B
Go
41 lines
881 B
Go
// For more tutorials: https://blog.learngoprogramming.com
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//
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// Copyright © 2018 Inanc Gumus
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// Learn Go Programming Course
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// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
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//
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package main
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// STORY:
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// Hipster's Love store publishes limited books
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// twice a year.
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//
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// The number of books they publish is fixed at 4.
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// So, let's create a 4 elements string array for the books.
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const (
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winter = 1
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summer = 3
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yearly = winter + summer
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)
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func main() {
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// var books [4]string
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// var books [1 + 3]string
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var books [yearly]string
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books[0] = "Kafka's Revenge"
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books[1] = "Stay Golden"
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books[2] = "Everythingship"
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books[3] += books[0] + " 2nd Edition"
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// Go compiler can catch indexing errors when constant is used
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// books[4] = "Neverland"
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// Go compiler cannot catch indexing errors when non-constant is used
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// i := 4
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// books[i] = "Neverland"
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}
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