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Maps / Zero value of a map / Essential Go

Snippet info

Language

Go

Visibility

public

Author

kkowalczyk

Created

2019-03-26T10:13:42Z

Updated

2019-03-26T10:13:42Z

123456789

package main

import "fmt"

func main() {

var m map[string]string

fmt.Printf("m == nil ? %v\n", m == nil)

fmt.Printf("len(m) = %d\n", len(m))

}

package main

import "fmt"

func main() {
	var m map[string]string
	fmt.Printf("m == nil ? %v\n", m == nil)
	fmt.Printf("len(m) = %d\n", len(m))
}

Go

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