[#bsl-basic_string-01d-substr-05]
= xref:bsl.adoc[bsl]::xref:bsl/basic_string-01d.adoc[basic_string<char8_t>]::substr
:relfileprefix: ../../
:mrdocs:

`substr` overloads

== Synopses

Declared in `<bslstl_string.h>`

Return a substring of this string as a const lvalue.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:bsl/basic_string-0faf.adoc[basic_string<char8_t>]
xref:bsl/basic_string-01d/substr-00.adoc[substr](
    xref:bsl/basic_string-01d/size_type.adoc[size_type] position = 0,
    xref:bsl/basic_string-01d/size_type.adoc[size_type] numChars = npos) const &;
----

[.small]#xref:bsl/basic_string-01d/substr-00.adoc[_» more..._]#

Return a substring of this string as an rvalue.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:bsl/basic_string-0faf.adoc[basic_string<char8_t>]
xref:bsl/basic_string-01d/substr-0c.adoc[substr](
    xref:bsl/basic_string-01d/size_type.adoc[size_type] position = 0,
    xref:bsl/basic_string-01d/size_type.adoc[size_type] numChars = npos) &&;
----

[.small]#xref:bsl/basic_string-01d/substr-0c.adoc[_» more..._]#


[.small]#Created with https://www.mrdocs.com[MrDocs]#