35 lines
713 B
Go
35 lines
713 B
Go
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// 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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import (
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"fmt"
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"os"
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)
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func main() {
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args := os.Args
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if len(args) != 2 || len(args[1]) != 1 {
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fmt.Println("Give me a letter")
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return
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}
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// I didn't use a short-if here because, it's already
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// hard to read. Do not make it harder.
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s := args[1]
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if s == "a" || s == "e" || s == "i" || s == "o" || s == "u" {
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fmt.Printf("%q is a vowel.\n", s)
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} else if s == "w" || s == "y" {
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fmt.Printf("%q is sometimes a vowel, sometimes not.\n", s)
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} else {
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fmt.Printf("%q is a consonant.\n", s)
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}
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}
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