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learngo/x-tba/foundations/calc/01-shortdecl-int-conv/main.go

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// For more tutorials: https://blog.learngoprogramming.com
//
// Copyright © 2018 Inanc Gumus
// Learn Go Programming Course
// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
//
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package main
import (
"fmt"
"os"
"strconv"
)
func main() {
// 1.
// var a int
// var b int
// 2.
// var (
// a int
// b int
// )
// 3.
// var a, b int
// 1.
// fmt.Println(a, "+", b, "=", a+b)
// 2.
// fmt.Printf("%v + %v = %v\n", a, b, a+b)
// ----
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// lesson: multi-return funcs, %v, and _
a, _ := strconv.Atoi(os.Args[1])
b, _ := strconv.Atoi(os.Args[2])
fmt.Printf("%v + %v = %v\n", a, b, a+b)
}