[#absl-erase_if-0ff]
= xref:absl.adoc[absl]::erase_if
:relfileprefix: ../
:mrdocs:

Erases all elements that satisfy the predicate `pred` from the container.

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    typename K,
    typename V,
    typename C,
    typename A,
    typename Pred>
btree_multimap<K, V, C, A>::size_type
erase_if(
    xref:absl/btree_multimap.adoc[btree_multimap<K, V, C, A>]& map,
    Pred pred);
----

== Return Value

The number of erased elements.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *map*
| The container to erase elements from.
| *pred*
| The predicate that selects which elements to erase.
|===


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