PetscOptionsGetStringArray#

Gets an array of string values for a particular option in the database. The values must be separated with commas with no intervening spaces.

Synopsis#

#include "petscsys.h"   
PetscErrorCode PetscOptionsGetStringArray(PetscOptions options, const char pre[], const char name[], char *strings[], PetscInt *nmax, PetscBool *set)

Not Collective; No Fortran Support

Input Parameters#

  • options - options database, use NULL for default global database

  • pre - string to prepend to name or NULL

  • name - the option one is seeking

Output Parameters#

  • strings - location to copy strings

  • nmax - On input maximum number of strings, on output the actual number of strings found

  • set - PETSC_TRUE if found, else PETSC_FALSE

Notes#

The nmax parameter is used for both input and output.

The user should pass in an array of pointers to char, to hold all the strings returned by this function.

The user is responsible for deallocating the strings that are returned.

See Also#

PetscOptionsGetInt(), PetscOptionsGetReal(), PetscOptionsHasName(), PetscOptionsGetIntArray(), PetscOptionsGetRealArray(), PetscOptionsBool(), PetscOptionsName(), PetscOptionsBegin(), PetscOptionsEnd(), PetscOptionsHeadBegin(), PetscOptionsStringArray(), PetscOptionsRealArray(), PetscOptionsScalar(), PetscOptionsBoolGroupBegin(), PetscOptionsBoolGroup(), PetscOptionsBoolGroupEnd(), PetscOptionsFList(), PetscOptionsEList()

Level#

beginner

Location#

src/sys/objects/options.c

Examples#

src/ts/tutorials/extchem.c.html


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