petsc-3.6.2 2015-10-02
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Puts a list of option values that a single one may be selected from


#include "petscsys.h"   
PetscErrorCode  PetscOptionsGetEList(const char pre[],const char opt[],const char * const *list,PetscInt ntext,PetscInt *value,PetscBool  *set)
Not Collective

Input Parameters

Output Parameter

pre - the string to prepend to the name or NULL
opt - option name
list - the possible choices (one of these must be selected, anything else is invalid)
ntext - number of choices
value - the index of the value to return (defaults to zero if the option name is given but choice is listed)
set - PETSC_TRUE if found, else PETSC_FALSE

See PetscOptionsFList() for when the choices are given in a PetscFunctionList()

See Also

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

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