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net: tweak comment on ExampleCIDRMask

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CIDRMask just returns a mask which corresponds to an address
prefix in CIDR nonation. A subnet for an IPv6 mask sounds a bit
confusing.

Change-Id: Ic7859ce992bc2de4043d3b25caf9a1051d118b0e
Reviewed-on: https://go-review.googlesource.com/33262
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Mikio Hara 2016-11-17 12:18:39 +09:00
parent b2d34fa51b
commit b8d56fdd93
1 changed files with 5 additions and 3 deletions
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8
src/net/example_test.go
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@ -37,11 +37,13 @@ func ExampleListener() {
}
func ExampleCIDRMask() {
// This mask corresponds to a /31 subnet
// This mask corresponds to a /31 subnet for IPv4.
fmt.Println(net.CIDRMask(31, 32))
// This mask corresponds to a /64 subnet for a IPv6 mask
// This mask corresponds to a /64 subnet for IPv6.
fmt.Println(net.CIDRMask(64, 128))
// Output: fffffffe
// Output:
// fffffffe
// ffffffffffffffff0000000000000000
}