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<TITLE>TaoLineSearchGetOptionsPrefix</TITLE>
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<div id="version" align=right><b>petsc-3.10.3 2018-12-18</b></div>
<div id="bugreport" align=right><a href="mailto:petsc-maint@mcs.anl.gov?subject=Typo or Error in Documentation &body=Please describe the typo or error in the documentation: petsc-3.10.3 v3.10.3 docs/manualpages/TaoLineSearch/TaoLineSearchGetOptionsPrefix.html "><small>Report Typos and Errors</small></a></div>
<A NAME="TaoLineSearchGetOptionsPrefix"><H1>TaoLineSearchGetOptionsPrefix</H1></A>
Gets the prefix used for searching for all TaoLineSearch options in the database
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petsctaolinesearch.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../TaoLineSearch/TaoLineSearchGetOptionsPrefix.html#TaoLineSearchGetOptionsPrefix">TaoLineSearchGetOptionsPrefix</A>(TaoLineSearch ls, const char *p[])
</PRE>
Not Collective
<P>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<DT><B>ls </B> -the TaoLineSearch context
<br>
<P>
<H3><FONT COLOR="#CC3333">Output Parameters</FONT></H3>
<DT><B>prefix </B> -pointer to the prefix string used is returned
<br>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
On the fortran side, the user should pass in a string 'prefix' of
sufficient length to hold the prefix.
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../TaoLineSearch/TaoLineSearchSetOptionsPrefix.html#TaoLineSearchSetOptionsPrefix">TaoLineSearchSetOptionsPrefix</A>(), <A HREF="../TaoLineSearch/TaoLineSearchAppendOptionsPrefix.html#TaoLineSearchAppendOptionsPrefix">TaoLineSearchAppendOptionsPrefix</A>()
<BR><P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>advanced<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/tao/linesearch/interface/taolinesearch.c.html#TaoLineSearchGetOptionsPrefix">src/tao/linesearch/interface/taolinesearch.c</A>
<BR><A HREF="./index.html">Index of all TaoLineSearch routines</A>
<BR><A HREF="../../index.html">Table of Contents for all manual pages</A>
<BR><A HREF="../singleindex.html">Index of all manual pages</A>
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