[#bsl-set-0d-erase-0d]
= xref:bsl.adoc[bsl]::xref:bsl/set-0d.adoc[set]::erase
:relfileprefix: ../../
:mrdocs:

Remove the element equivalent to the specified `key`, if present.

== Synopsis

Declared in `<bslstl_set.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:bsl/set-0d/size_type.adoc[set<KEY, COMPARATOR, ALLOCATOR>::size_type]
erase(xref:bsl/set-0d/key_type.adoc[key_type] const& key);
----

== Description

Return 1 if an entry was removed; otherwise return 0 with no other effect. This method invalidates only iterators and references to the removed element and previously saved values of the `end()` iterator.

== Return Value

1 if an element was erased, otherwise 0

== Parameters

[cols="1,4"]
|===
| Name| Description
| *key*
| key of the element to remove
|===


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