celebrate.go

/// Print out 140 characters of random celebratory emoji.

package main

import (
	"fmt"
	"math/rand"
	"time"
)

const NumberOfCharacters = 140

func randomItem(array []string) string {
	max := len(array)
	index := rand.Intn(max)
	return array[index]
}

func main() {
	// go's random number generator is deterministic by default, so if
	// we want different celebrations on each run we're going to have
	// to seed it.
	rand.Seed(time.Now().UnixNano())
	celebration := []string{"🎉", "✨", "🎊", "🎁", "👏🏽", "🙌🏽", "🍾"}
	for count := 0; count < NumberOfCharacters; count++ {
		fmt.Print(randomItem(celebration))
	}
}