Truncate floating point numbers in Go

trunc.go

package main

import (
	"fmt"
	"log"
	"math"
)

func main() {
	var userNumber float64

	fmt.Printf("Type in a floating point number:\n")
	_, err := fmt.Scan(&userNumber)

	if err != nil {
		fmt.Printf("%s\n", "An error has occured:")
		log.Fatal(err)
	}
	fmt.Printf("Truncated: %v\n", math.Trunc(userNumber))
}