import ( "fmt" "math/big" ) func main() { var i big.Int i.SetUint64(42) fmt.Println(i.String()) // prints "42" }
import ( "fmt" "math/big" ) func main() { var i big.Int i.SetUint64(18446744073709551615) fmt.Println(i.String()) // prints "18446744073709551615" }This example sets a big integer to the maximum value of an unsigned 64-bit integer, using the `SetUint64` method. This function is part of the `math/big` package in the Go standard library.