[#absl-c_is_heap-07]
= xref:absl.adoc[absl]::c_is_heap
:relfileprefix: ../
:mrdocs:

Container‐based version of the <algorithm> `std::is_heap()` function to check whether the given container is a heap.

== Synopsis

Declared in `<absl/algorithm/container.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<typename RandomAccessContainer>
constexpr
bool
c_is_heap(RandomAccessContainer const& sequence);
----

== Return Value

`true` if `sequence` is a max heap, otherwise `false`.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *sequence*
| The container to test.
|===


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