PetscOptionsGetString
Gets the string value for a particular option in the database.
Synopsis
#include "petsc.h"
int PetscOptionsGetString(const char pre[],const char name[],char string[],int len,PetscTruth *flg)
Not Collective
Input Parameters
| pre | - string to prepend to name or PETSC_NULL
|
| name | - the option one is seeking
|
| len | - maximum string length
|
Output Parameters
| string | - location to copy string
|
| flg | - PETSC_TRUE if found, else PETSC_FALSE
|
Fortran Note
The Fortran interface is slightly different from the C/C++
interface (len is not used). Sample usage in Fortran follows
character *20 string
integer flg, ierr
call PetscOptionsGetString(PETSC_NULL_CHARACTER,'-s',string,flg,ierr)
See Also
PetscOptionsGetInt(), PetscOptionsGetReal(),
PetscOptionsHasName(), PetscOptionsGetIntArray(), PetscOptionsGetRealArray(), PetscOptionsLogical(),
PetscOptionsName(), PetscOptionsBegin(), PetscOptionsEnd(), PetscOptionsHead(),
PetscOptionsStringArray(),PetscOptionsRealArray(), PetscOptionsScalar(),
PetscOptionsLogicalGroupBegin(), PetscOptionsLogicalGroup(), PetscOptionsLogicalGroupEnd(),
PetscOptionsList(), PetscOptionsEList()
Level:beginner
Location:src/sys/src/objects/options.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/sys/examples/tutorials/ex4.c.html
src/mat/examples/tutorials/ex1.c.html
src/sles/examples/tutorials/ex10.c.html
src/sles/examples/tutorials/ex27.c.html
src/snes/examples/tutorials/ex26.c.html
src/dm/ao/examples/tutorials/ex1.c.html