Question

How to convert zero-terminated byte array to string in Go

Answer 1

package main

import (
	"fmt"
)

func main() {
   byteArray:= [20]byte{'g', 'o', ' ' , '1', '.', '1', '4', '.', '2'} 
        
   s := string(byteArray[:]) 

   fmt.Println(byteArray) 

   fmt.Println(s)   
}


/*
run:

[103 111 32 49 46 49 52 46 50 0 0 0 0 0 0 0 0 0 0 0]
go 1.14.2

*/

 

70+ SQL courses for beginners and professionals

Answer 2

package main

import (
	"fmt"
)

func main() {
   byteArray:= [20]byte{'g', 'o', ' ' , '1', '.', '1', '4', '.', '2'} 
        
   s := string(byteArray[:len(byteArray)])

   fmt.Println(byteArray) 

   fmt.Println(s)   
}


/*
run:

[103 111 32 49 46 49 52 46 50 0 0 0 0 0 0 0 0 0 0 0]
go 1.14.2

*/

 

70+ SQL courses for beginners and professionals

Answer 3

package main

import (
	"fmt"
)

func main() {
   byteArray:= [20]byte{'g', 'o', ' ' , '1', '.', '1', '4', '.', '2'} 
        
   s := fmt.Sprintf("%s", byteArray)

   fmt.Println(byteArray) 

   fmt.Println(s)   
}


/*
run:

[103 111 32 49 46 49 52 46 50 0 0 0 0 0 0 0 0 0 0 0]
go 1.14.2

*/

 

70+ SQL courses for beginners and professionals