petsc-3.7.3 2016-08-01
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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