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net: tweak comment on ExampleCIDRMask
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>
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@ -37,11 +37,13 @@ func ExampleListener() {
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}
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func ExampleCIDRMask() {
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// This mask corresponds to a /31 subnet
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// This mask corresponds to a /31 subnet for IPv4.
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fmt.Println(net.CIDRMask(31, 32))
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// This mask corresponds to a /64 subnet for a IPv6 mask
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// This mask corresponds to a /64 subnet for IPv6.
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fmt.Println(net.CIDRMask(64, 128))
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// Output: fffffffe
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// Output:
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// fffffffe
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// ffffffffffffffff0000000000000000
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}
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