# 命令行工具
## urfave/cli 命令行
```sh
go get github.com/urfave/cli
```
这个命令行可以生成目标 cli
```go
func main() {
app := cli.NewApp()
app.Name = "greet"
app.Usage = "fight the loneliness!"
app.Action = func(c *cli.Context) error {
fmt.Println("Hello friend!")
return nil
}
app.Run(os.Args)
}
```
