[#bsl-list-054-merge-09]
= xref:bsl.adoc[bsl]::xref:bsl/list-054.adoc[list]::merge
:relfileprefix: ../../
:mrdocs:

Merge the specified sorted `other` list into this sorted list, using the specified binary `comparator` predicate to order elements&period; This method has no effect if `other` is this list&semi; otherwise, `other` is left empty&period; The behavior is undefined unless both `other` and this list are sorted in non&hyphen;decreasing order according to the ordering provided by `comparator`, and unless both `other` and this list use the same allocator&period;

== Synopsis

Declared in `&lt;bslstl&lowbar;list&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;class COMPARE&gt;
void
merge(
    xref:bsl/list-054.adoc[list]& other,
    COMPARE comparator);
----


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