move: arrays retro clock and slices
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		| @@ -1,38 +0,0 @@ | ||||
| // For more tutorials: https://blog.learngoprogramming.com | ||||
| // | ||||
| // Copyright © 2018 Inanc Gumus | ||||
| // Learn Go Programming Course | ||||
| // License: https://creativecommons.org/licenses/by-nc-sa/4.0/ | ||||
| // | ||||
|  | ||||
| package main | ||||
|  | ||||
| import "fmt" | ||||
|  | ||||
| func main() { | ||||
| 	var array [2]int | ||||
|  | ||||
| 	// zero value of an array is zero-valued elements | ||||
| 	fmt.Printf("array       : %#v\n", array) | ||||
|  | ||||
| 	// nope: arrays are fixed length | ||||
| 	// array[2] = 0 | ||||
|  | ||||
| 	var slice []int | ||||
|  | ||||
| 	// zero value of a slice is nil | ||||
| 	fmt.Println("slice == nil?", slice == nil) | ||||
|  | ||||
| 	// nope: they don't exist: | ||||
| 	// _ = slice[0] | ||||
| 	// _ = slice[1] | ||||
|  | ||||
| 	// len function still works though | ||||
| 	fmt.Println("len(slice)  :", len(slice)) | ||||
|  | ||||
| 	// array's length is part of its type | ||||
| 	fmt.Printf("array's type: %T\n", array) | ||||
|  | ||||
| 	// whereas, slice's length isn't part of its type | ||||
| 	fmt.Printf("slice's type: %T\n", slice) | ||||
| } | ||||
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