add args sample

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sample-golang / 01_hello

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1 parent 8961c63 commit 2922a5bc82d50e56d3084b171176f77f780b74c0 yhornisse authored on 20 Sep 2021

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## Hello, World 1. go build hello.go 2. ./hello ## Args Sample ```bash $ ./args args: [./args hoge fuga piyo] args: [hoge fuga piyo] args: hoge,fuga,piyo $ ``` ## Start up 1. go build hello.go 2. ./hello

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package main import ( "fmt" "os" "strings" ) func main() { fmt.Printf("args: %+v\n", os.Args) fmt.Printf("args: %+v\n", os.Args[1:]) fmt.Printf("args: %s\n", strings.Join(os.Args[1:], ",")) }

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