[#bsl-bitset-to_string]
= xref:bsl.adoc[bsl]::xref:bsl/bitset.adoc[bitset]::to_string
:relfileprefix: ../../
:mrdocs:

Return a string representation of this bitset using `zero` and `one`.

== Synopsis

Declared in `<bslstl_bitset.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class CHAR_TYPE = char,
    class TRAITS = char_traits<CHAR_TYPE>,
    class ALLOCATOR = xref:bsl/allocator-0df.adoc[allocator<CHAR_TYPE>]>
xref:bsl/basic_string-0faf.adoc[basic_string<CHAR_TYPE, TRAITS, ALLOCATOR>]
to_string(
    CHAR_TYPE zero = CHAR_TYPE('0'),
    CHAR_TYPE one = CHAR_TYPE('1')) const;
----

== Description

Return a `basic_string` representation of this bitset, where the zero‐bits are represented by the specified `zero` character and the one‐bits are represented by the specified `one` character. The most‐significant bit is placed at the beginning of the string, and the least‐significant bit is placed at the end of the string.

== Return Value

string representation of this bitset

== Parameters

[cols="1,4"]
|===
| Name| Description
| *zero*
| character representing an unset bit (default '0')
| *one*
| character representing a set bit (default '1')
|===


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