// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // +build ignore package main import ( "strings" "golang.org/x/tour/wc" ) func WordCount(s string) map[string]int { m := make(map[string]int) for _, f := range strings.Fields(s) { m[f]++ } return m } func main() { wc.Test(WordCount) }