| … | |
… | |
| 58 | reduceConstants => 0, # don't combine student constants |
58 | reduceConstants => 0, # don't combine student constants |
| 59 | reduceConstantFunctions => 0, # don't reduce constant functions |
59 | reduceConstantFunctions => 0, # don't reduce constant functions |
| 60 | ); |
60 | ); |
| 61 | $ans->{isPreview} = $self->getPG('$inputs_ref->{previewAnswers}'); |
61 | $ans->{isPreview} = $self->getPG('$inputs_ref->{previewAnswers}'); |
| 62 | $ans->{cmp_class} = $self->cmp_class($ans) unless $ans->{cmp_class}; |
62 | $ans->{cmp_class} = $self->cmp_class($ans) unless $ans->{cmp_class}; |
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63 | $ans->{error_message} = $ans->{ans_message} = ''; # clear any old messages |
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64 | $ans->{preview_latex_string} = $ans->{preview_text_string} = ''; |
| 63 | |
65 | |
| 64 | # |
66 | # |
| 65 | # Parse and evaluate the student answer |
67 | # Parse and evaluate the student answer |
| 66 | # |
68 | # |
| 67 | $ans->score(0); # assume failure |
69 | $ans->score(0); # assume failure |
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