main.go 源码
// Copyright © 2018 Inanc Gumus
// Learn Go Programming Course
// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
//
// For more tutorials : https://learngoprogramming.com
// In-person training : https://www.linkedin.com/in/inancgumus/
// Follow me on twitter: https://twitter.com/inancgumus
package main
import (
"fmt"
"os"
)
// NOTE: RUN THIS WITH 3 ARGUMENTS AT LEAST
// OR, THERE WILL BE AN ERROR
func main() {
fmt.Printf("%#v\n", os.Args)
// Gets an item from the os.Args string slice:
// os.Args[INDEX]
// INDEX can be 0 or greater
fmt.Println("Path:", os.Args[0])
fmt.Println("1st argument:", os.Args[1])
fmt.Println("2nd argument:", os.Args[2])
fmt.Println("3rd argument:", os.Args[3])
// `len` function can find how many items
// inside a slice value
fmt.Println("Items inside os.Args:", len(os.Args))
}
你可能感兴趣的文章
go main
go main
go main
go main
go main
go Header
go main
go main
go main
go main