Question

How to use two dimensional (2D ) array of integers in Go

Answer 1

package main
 
import (
    "encoding/json"
    "fmt"
)
 
func main() {
    var arr2d[][]int64
    json.Unmarshal([]byte(`[[23, 65, 12],[98, 4, 7], [3, 8493, 100]]`), &arr2d)
    
    fmt.Println("Len:",len(arr2d))
     
    for index, element := range arr2d{
        fmt.Println(index,"-",element)
    }    
}
  
  
  
/*
run:
  
Len: 3
0 - [23 65 12]
1 - [98 4 7]
2 - [3 8493 100]
  
*/

 

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