Conversion from loop to copy().

R=golang-dev, gri CC=golang-dev https://golang.org/cl/1072041
golang · May 5, 2010 · 24bfd65 · 24bfd65
1 parent 5789c86
commit 24bfd65
Showing 1 changed file with 1 addition and 3 deletions.
diff --git a/src/pkg/strings/strings.go b/src/pkg/strings/strings.go
@@ -275,9 +275,7 @@ func Map(mapping func(rune int) int, s string) string {
 				// Grow the buffer.
 				maxbytes = maxbytes*2 + utf8.UTFMax
 				nb := make([]byte, maxbytes)
-				for i, c := range b[0:nbytes] {
-					nb[i] = c
-				}
+				copy(nb, b[0:nbytes])
 				b = nb
 			}
 			nbytes += utf8.EncodeRune(rune, b[nbytes:maxbytes])