PetscOptionsGetRealArray#
Gets an array of double precision values for a particular option in the database. The values must be separated with commas with no intervening spaces.
Synopsis#
#include "petscsys.h"
PetscErrorCode PetscOptionsGetRealArray(PetscOptions options, const char pre[], const char name[], PetscReal dvalue[], PetscInt *nmax, PetscBool *set)
Not Collective
Input Parameters#
options - options database, use
NULL
for default global databasepre - string to prepend to each name or
NULL
name - the option one is seeking
Output Parameters#
dvalue - the double values to return
nmax - On input maximum number of values to retrieve, on output the actual number of values retrieved
set -
PETSC_TRUE
if found, elsePETSC_FALSE
See Also#
PetscOptionsGetInt()
, PetscOptionsHasName()
,
PetscOptionsGetString()
, PetscOptionsGetIntArray()
, PetscOptionsBool()
,
PetscOptionsName()
, PetscOptionsBegin()
, PetscOptionsEnd()
, PetscOptionsHeadBegin()
,
PetscOptionsStringArray()
, PetscOptionsRealArray()
, PetscOptionsScalar()
,
PetscOptionsBoolGroupBegin()
, PetscOptionsBoolGroup()
, PetscOptionsBoolGroupEnd()
,
PetscOptionsFList()
, PetscOptionsEList()
Level#
beginner
Location#
Examples#
src/ksp/ksp/tutorials/ex49.c
src/ts/tutorials/ex27.c
src/ksp/ksp/tutorials/ex54f.F90
src/ts/tutorials/extchem.c
src/ksp/ksp/tutorials/ex21.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages