[#bsl-basic_string-01d-pop_back]
= xref:bsl.adoc[bsl]::xref:bsl/basic_string-01d.adoc[basic_string<char8_t>]::pop_back
:relfileprefix: ../../
:mrdocs:

Erase the last character from this string. The behavior is undefined if this string is empty.

== Synopsis

Declared in `<bslstl_string.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
pop_back();
----


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