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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML3.2 EN">
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<TITLE>PetscOptionsEList</TITLE>
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<div id="version" align=right><b>petsc-3.4.2 2013-07-02</b></div>
<A NAME="PetscOptionsEList"><H1>PetscOptionsEList</H1></A>
Puts a list of option values that a single one may be selected from
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscsys.h"
PetscErrorCode PetscOptionsEList(const char opt[],const char ltext[],const char man[],const char *const *list,PetscInt ntext,const char defaultv[],PetscInt *value,PetscBool *set)
</PRE>
Logically Collective on the communicator passed in <A HREF="../Sys/PetscOptionsBegin.html#PetscOptionsBegin">PetscOptionsBegin</A>()
<P>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>opt </B></TD><TD>- option name
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>ltext </B></TD><TD>- short string that describes the option
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>man </B></TD><TD>- manual page with additional information on option
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>list </B></TD><TD>- the possible choices
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>ntext </B></TD><TD>- number of choices
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>defaultv </B></TD><TD>- the default (current) value
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Output Parameter</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>value </B></TD><TD>- the index of the value to return
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>set </B></TD><TD>- <A HREF="../Sys/PETSC_TRUE.html#PETSC_TRUE">PETSC_TRUE</A> if found, else <A HREF="../Sys/PETSC_FALSE.html#PETSC_FALSE">PETSC_FALSE</A>
</TD></TR></TABLE>
<P>
<P>
Notes: Must be between a <A HREF="../Sys/PetscOptionsBegin.html#PetscOptionsBegin">PetscOptionsBegin</A>() and a <A HREF="../Sys/PetscOptionsEnd.html#PetscOptionsEnd">PetscOptionsEnd</A>()
<P>
See <A HREF="../Sys/PetscOptionsList.html#PetscOptionsList">PetscOptionsList</A>() for when the choices are given in a <A HREF="../Sys/PetscFunctionList.html#PetscFunctionList">PetscFunctionList</A>()
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Sys/PetscOptionsGetInt.html#PetscOptionsGetInt">PetscOptionsGetInt</A>(), <A HREF="../Sys/PetscOptionsGetReal.html#PetscOptionsGetReal">PetscOptionsGetReal</A>(),
<BR><A HREF="../Sys/PetscOptionsHasName.html#PetscOptionsHasName">PetscOptionsHasName</A>(), <A HREF="../Sys/PetscOptionsGetIntArray.html#PetscOptionsGetIntArray">PetscOptionsGetIntArray</A>(), <A HREF="../Sys/PetscOptionsGetRealArray.html#PetscOptionsGetRealArray">PetscOptionsGetRealArray</A>(), <A HREF="../Sys/PetscOptionsBool.html#PetscOptionsBool">PetscOptionsBool</A>(),
<A HREF="../Sys/PetscOptionsName.html#PetscOptionsName">PetscOptionsName</A>(), <A HREF="../Sys/PetscOptionsBegin.html#PetscOptionsBegin">PetscOptionsBegin</A>(), <A HREF="../Sys/PetscOptionsEnd.html#PetscOptionsEnd">PetscOptionsEnd</A>(), <A HREF="../Sys/PetscOptionsHead.html#PetscOptionsHead">PetscOptionsHead</A>(),
<A HREF="../Sys/PetscOptionsStringArray.html#PetscOptionsStringArray">PetscOptionsStringArray</A>(),<A HREF="../Sys/PetscOptionsRealArray.html#PetscOptionsRealArray">PetscOptionsRealArray</A>(), <A HREF="../Sys/PetscOptionsScalar.html#PetscOptionsScalar">PetscOptionsScalar</A>(),
<A HREF="../Sys/PetscOptionsBoolGroupBegin.html#PetscOptionsBoolGroupBegin">PetscOptionsBoolGroupBegin</A>(), <A HREF="../Sys/PetscOptionsBoolGroup.html#PetscOptionsBoolGroup">PetscOptionsBoolGroup</A>(), <A HREF="../Sys/PetscOptionsBoolGroupEnd.html#PetscOptionsBoolGroupEnd">PetscOptionsBoolGroupEnd</A>(),
<A HREF="../Sys/PetscOptionsList.html#PetscOptionsList">PetscOptionsList</A>(), <A HREF="../Sys/PetscOptionsEnum.html#PetscOptionsEnum">PetscOptionsEnum</A>()
<P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>intermediate
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/sys/objects/aoptions.c.html#PetscOptionsEList">src/sys/objects/aoptions.c</A>
<BR><A HREF="./index.html">Index of all Sys 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>
<P><H3><FONT COLOR="#CC3333">Examples</FONT></H3>
<A HREF="../../../src/ksp/ksp/examples/tutorials/ex29.c.html">src/ksp/ksp/examples/tutorials/ex29.c.html</A><BR>
<A HREF="../../../src/ksp/ksp/examples/tutorials/ex32.c.html">src/ksp/ksp/examples/tutorials/ex32.c.html</A><BR>
<A HREF="../../../src/ksp/ksp/examples/tutorials/ex34.c.html">src/ksp/ksp/examples/tutorials/ex34.c.html</A><BR>
<A HREF="../../../src/snes/examples/tutorials/ex12.c.html">src/snes/examples/tutorials/ex12.c.html</A><BR>
<A HREF="../../../src/snes/examples/tutorials/ex31.c.html">src/snes/examples/tutorials/ex31.c.html</A><BR>
<A HREF="../../../src/snes/examples/tutorials/ex52.c.html">src/snes/examples/tutorials/ex52.c.html</A><BR>
<A HREF="../../../src/snes/examples/tutorials/ex62.c.html">src/snes/examples/tutorials/ex62.c.html</A><BR>
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