count the words in a string

word_count.go

package main

import (
    "code.google.com/p/go-tour/wc"
    "strings"
    "fmt"
)

func WordCount(s string) map[string]int {
    words := strings.Fields(s)
    fmt.Println(words)
    count := make(map[string]int)
    for _, word := range words {
        v, present := count[word]
        if present {
            count[word] = v + 1
        } else {
            count[word] = 1
        }
    }
    return count
}

func main() {
    wc.Test(WordCount)
}