petsc-3.7.7 2017-09-25
   
PetscOptionsName
Determines if a particular option has been set in the database. This returns true whether the option is a number, string or boolean, even its value is set to false. 
Synopsis
#include "petscsys.h"   
PetscErrorCode  PetscOptionsName_Private(PetscOptionItems *PetscOptionsObject,const char opt[],const char text[],const char man[],PetscBool  *flg)
Logically Collective on the communicator passed in PetscOptionsBegin()
Input Parameters
|  | opt | - option name | 
|  | text | - short string that describes the option | 
|  | man | - manual page with additional information on option | 
Output Parameter
flg  -PETSC_TRUE if found, else PETSC_FALSE
Notes: Must be between a PetscOptionsBegin() and a PetscOptionsEnd()
See Also
 PetscOptionsGetReal(), PetscOptionsHasName(), PetscOptionsGetString(), PetscOptionsGetInt(NULL,),
PetscOptionsGetIntArray(), PetscOptionsGetRealArray(), PetscOptionsBool()
PetscOptionsInt(), PetscOptionsString(), PetscOptionsReal(), PetscOptionsBool(),
PetscOptionsName(), PetscOptionsBegin(), PetscOptionsEnd(), PetscOptionsHead(),
PetscOptionsStringArray(),PetscOptionsRealArray(), PetscOptionsScalar(),
PetscOptionsBoolGroupBegin(), PetscOptionsBoolGroup(), PetscOptionsBoolGroupEnd(),
PetscOptionsFList(), PetscOptionsEList()
Level:beginner
Location:src/sys/objects/aoptions.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/snes/examples/tutorials/ex15.c.html