Question

How to empty a map in Go

Answer 1

package main
 
import "fmt"
 
func main() {
    var mp = make(map[string]int)
	
    mp["go"] = 24
    mp["php"] = 89
    mp["c++"] = 2
 
 	fmt.Println(mp)    
 	fmt.Println(len(mp))    
   
   	mp = make(map[string]int)
     
    fmt.Println(len(mp))    
}
 
 
 
 
/*
run:
 
map[c++:2 go:24 php:89]
3
0
 
*/

 

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