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Command-line arguments are a common way to parameterize execution of programs. For example, go run hello.go uses run and hello.go arguments to the go program
package main import ( "fmt" "os" ) func main() { argsWithProg := os.Args argsWithoutProg := os.Args[1:] arg := os.Args[3] fmt.Println(argsWithProg) fmt.Println(argsWithoutProg) fmt.Println(arg) }
[./commonLineArgument a b c d]
[a b c d]
c
总结 :
1 : ....
command-line arguments _ golang
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原文地址：http://www.cnblogs.com/jackkiexu/p/4380606.html
