golang generate uuid
package main import ( "fmt" "crypto/rand" "log" ) func main() { b := make([]byte, 16) _, err := rand.Read(b) if err != nil { log.Fatal(err) } uuid := fmt.Sprintf("%x-%x-%x-%x-%x", b[0:4], b[4:6], b[6:8], b[8:10], b[10:]) fmt.Println(uuid) }