net: fix ParseCIDR docs

This change replaces the remaining use of "mask" with "prefix length" and uses IPv4 reserved address blocks for documentation. UPdates golang#15228. Updates golang#18175. Change-Id: I56c4f1205821c64f3195b023ad515b9d54e33f64 Reviewed-on: https://go-review.googlesource.com/34431 Run-TryBot: Mikio Hara <[email protected]> TryBot-Result: Gobot Gobot <[email protected]> Reviewed-by: Ian Lance Taylor <[email protected]> Reviewed-by: Brad Fitzpatrick <[email protected]>
2gud4u · Dec 15, 2016 · 6f5a77b · 6f5a77b
1 parent c1ada22
commit 6f5a77b
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/src/net/ip.go b/src/net/ip.go
@@ -658,9 +658,10 @@ func ParseIP(s string) IP {
 // like "192.0.2.0/24" or "2001:db8::/32", as defined in
 // RFC 4632 and RFC 4291.
 //
-// It returns the IP address and the network implied by the IP
-// and mask. For example, ParseCIDR("198.51.100.1/24") returns
-// the IP address 198.51.100.1 and the network 198.51.100.0/24.
+// It returns the IP address and the network implied by the IP and
+// prefix length.
+// For example, ParseCIDR("192.0.2.1/24") returns the IP address
+// 198.0.2.1 and the network 198.0.2.0/24.
 func ParseCIDR(s string) (IP, *IPNet, error) {
  i := byteIndex(s, '/')
  if i < 0 {