Go 기초

Characteristic

1. Simple
2. Fast compiling speed, Cross-compiling
3. Concurrency
   1. Goroutine - Execution
   2. Chanel - Communication
   3. Select - Coordination
4. Error Handling

val, er := Get()
if err =! nil {
	//error handling
}

 

Go keywords

break default func interface select

case defer go map struct

chan else goto package switch

const fallthrough if range type

continue for import return var

 

 

Install Go [link]

Init mode `go mod init <name>`

 

Hello World

Terminal : `mkdir helloworld`

package main

import "fmt"

func main() {
	fmt.Println("Hello, World")
}

To rn : `go run helloworld`