[#BloombergLP-bdls-PathUtil-getExtension-0b]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdls.adoc[bdls]::xref:BloombergLP/bdls/PathUtil.adoc[PathUtil]::getExtension
:relfileprefix: ../../../
:mrdocs:

Load into the specified `extension` the extension of `path`&period; If the optionally specified `rootEnd` offset is non&hyphen;negative, it is taken as the position in `path` of the character following the root&period; Return 0 if the path has an extension, and a non&hyphen;zero value otherwise&period; See &lsqb;&rsqb;and Performance)&period; See also  for the definition of leaf and root&period;

== Synopses

Declared in `&lt;bdls&lowbar;pathutil&period;h&gt;`

Load into the specified `extension` the extension of `path`&period; If the optionally specified `rootEnd` offset is non&hyphen;negative, it is taken as the position in `path` of the character following the root&period; Return 0 if the path has an extension, and a non&hyphen;zero value otherwise&period; See &lsqb;&rsqb;and Performance)&period; See also  for the definition of leaf and root&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
int
xref:BloombergLP/bdls/PathUtil/getExtension-0c.adoc[getExtension](
    xref:bsl/string.adoc[bsl::string]* extension,
    std::string&lowbar;view const& path,
    int rootEnd = &hyphen;1);
----

[.small]#xref:BloombergLP/bdls/PathUtil/getExtension-0c.adoc[_» more&period;&period;&period;_]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
int
xref:BloombergLP/bdls/PathUtil/getExtension-0d.adoc[getExtension](
    std::pmr::string* extension,
    std::string&lowbar;view const& path,
    int rootEnd = &hyphen;1);
----

[.small]#xref:BloombergLP/bdls/PathUtil/getExtension-0d.adoc[_» more&period;&period;&period;_]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
int
xref:BloombergLP/bdls/PathUtil/getExtension-07.adoc[getExtension](
    std::string* extension,
    std::string&lowbar;view const& path,
    int rootEnd = &hyphen;1);
----

[.small]#xref:BloombergLP/bdls/PathUtil/getExtension-07.adoc[_» more&period;&period;&period;_]#


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