Question

How to convert int to hexadecimal string in Go

Answer 1

package main
 
import (
    "fmt"
    "strconv"
)
 
func main() {
    i := 255
    s := strconv.FormatInt(int64(i) , 16)

    fmt.Printf("Type : %T \nValue : %v\n", s, s) 
}
 
 
 
 
/*
run:
 
Type : string 
Value : ff
 
*/

 

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Answer 2

package main
 
import (
    "fmt"
)
 
func main() {
    i := 255

    s := fmt.Sprintf("%x", i)

    fmt.Printf("Type : %T \nValue : %v\n", s, s) 
}
 
 
 
 
/*
run:
 
Type : string 
Value : ff
 
*/

 

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Answer 3

package main
 
import (
    "fmt"
)
 
func main() {
    i := 65535

    s := fmt.Sprintf("%X", i)

    fmt.Printf("Type : %T \nValue : %v\n", s, s) 
}
 
 
 
 
/*
run:
 
Type : string 
Value : FFFF
 
*/

 

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