some string stuff

README

@@ -61,7 +61,6 @@ gobyexample.com signups
 * using gofmt
 * scrolls style logging
 * range and close http://tour.golang.org/#66
-* string replacement - sub & gsub
 * benchmarking
 * profiling
 

src/44-string-fns.go

@@ -14,7 +14,8 @@ func main() {
 	p(strings.Index("test", "e"))
     p(strings.Join([]string{"a","b"}, "-"))
     p(strings.Repeat("a", 5))
-    p(strings.Replace("aaaa", "a", "b", 2))
+    p(strings.Replace("foo", "o", "0", -1))
+    p(strings.Replace("foo", "o", "0", 1))
     p(strings.Split("a-b-c-d-e", "-"))
     p(strings.ToLower("TEST"))
     p(strings.ToUpper("test"))

src/xx-regexs.go

@@ -13,4 +13,6 @@ func main() {
 	fmt.Println(r1.MatchString("peach"))
 }
 
-// todo more
+// == todo
+// more
+// gsub with regexp