[#bsl-basic_string-0ce-2constructor-055]
= xref:bsl.adoc[bsl]::xref:bsl/basic_string-0ce.adoc[basic_string<char16_t>]::basic_string
:relfileprefix: ../../
:mrdocs:

Create a string that has the same value as the specified `strRef` string. The resulting string will contain the same sequence of characters as `strRef`. Optionally specify a `basicAllocator` used to supply memory. If `basicAllocator` is not specified, then a default‐constructed allocator is used.

== Synopsis

Declared in `<bslstl_string.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
basic_string(
    xref:BloombergLP/bslstl/StringRefData-04.adoc[BloombergLP::bslstl::StringRefData<char16_t>] const& strRef,
    xref:bsl/allocator-0df.adoc[allocator<char16_t>] const& basicAllocator = ALLOCATOR());
----


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