PETSc version 3.15.5
PetscOptionsLeftGet
Returns all options that were set and never used. 
Synopsis
#include "petscsys.h"   
PetscErrorCode PetscOptionsLeftGet(PetscOptions options,PetscInt *N,char **names[],char **values[])
Not Collective
Input Parameter
|  | options | - options database, use NULL for default global database | 
Output Parameter
|  | N | - count of options not used | 
|  | names | - names of options not used | 
|  | values | - values of options not used | 
Notes
Users should call PetscOptionsLeftRestore() to free the memory allocated in this routine
Notes: The value returned may be different on each process and depends on which options have been processed
on the given process
See Also
 PetscOptionsAllUsed(), PetscOptionsLeft()
Level
advanced
Location
src/sys/objects/options.c
Index of all Sys routines
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Index of all manual pages