[#bsl-basic_stringbuf-gbump-00e]
= xref:bsl.adoc[bsl]::xref:bsl/basic_stringbuf.adoc[basic&lowbar;stringbuf]::gbump
:relfileprefix: ../../
:mrdocs:

Moving the read position&period;

== Synopsis

Declared in `&lt;bslstl&lowbar;stringbuf&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
gbump(int &lowbar;&lowbar;n);
----

== Description

This just advances the read position without returning any data&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *&lowbar;&lowbar;n*
| The delta by which to move&period;
|===


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