01_00_intro.slide

# Introduction

## Keywords

25 keywords only

    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


.link https://go.dev/ref/spec#Keywords see specs

## Code Structure

- always start with package keyword 
- order of execution: 
    - package level variables
    - `init()` function
    - `main()` function


## data types

**Go's basic types**

	bool

	string

	int  int8  int16  int32  int64
	uint uint8 uint16 uint32 uint64 uintptr

	byte // alias for uint8

	rune // alias for int32
		 // represents a Unicode code point

	float32 float64

	complex64 complex128

## comments

    // single line comment

    /* multiline
    comments*/


## go toolchain
    go help

some of the frequently used go sub commands

    go run
    go build
    go fmt
    go test
    go mod