[petsc-users] PetscOptionsGetRealArray command line format

Jed Brown jed at jedbrown.org
Fri Feb 14 12:31:08 CST 2014

Xiangdong <epscodes at gmail.com> writes:

> I tired that, however it does not work either.

"does not work" is not specific.

> I  call the function like this:
> double myarray[10];
> int nmax=10;
> PetscOptionsGetRealArray(PETSC_NULL,'-myarray', myarray, &nmax,&flg);

printf("nmax = %d\n",nmax);
for (i=0; i<nmax; i++) {
  printf("  %g\n",myarray[i]);

Also, please just use NULL.
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