[#ReachableNets-Contains-01]
= xref:ReachableNets.adoc[ReachableNets]::Contains
:relfileprefix: ../
:mrdocs:

Check whether the network of an address is currently reachable.

== Synopsis

Declared in `<netbase.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[nodiscard, requires_capability(0x7fb98611ae58), requires_capability(0x7fb96e2cd148), requires_capability(0x7fb97a08ca98), requires_capability(0x7fb966376808), requires_capability(0x7fb96a28e618), requires_capability(0x7fb977b82c28), requires_capability(0x7fb95e84c008), requires_capability(0x7fb979f7a968), requires_capability(0x7fb95fbec948), requires_capability(0x7fb95c880578), requires_capability(0x7fb97755baf8), requires_capability(0x7fb96f3ae948), requires_capability(0x7fb967598038), requires_capability(0x7fb9782e56b8), requires_capability(0x7fb97542f328)]]
bool
Contains(xref:CNetAddr.adoc[CNetAddr] const& addr) const;
----

== Return Value

True when the address's network is reachable.

[NOTE]
====
The return value https://en.cppreference.com/cpp/language/attributes/nodiscard[should not be discarded^].
====
== Parameters

[cols="1,4"]
|===
| Name| Description
| *addr*
| The address whose network is tested.
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#