Diff for /loncom/homework/radiobuttonresponse.pm between versions 1.116 and 1.117

version 1.116, 2007/06/19 10:00:23 version 1.117, 2007/06/20 21:43:59
Line 169  sub grade_response { Line 169  sub grade_response {
  &Apache::lonxml::increment_counter($bubble_lines-1);   &Apache::lonxml::increment_counter($bubble_lines-1);
   
  # This code assumes that unbubbled lines will be   # This code assumes that unbubbled lines will be
  # blank while bubbled lines nonblank.   # give empties. while bubbled lines nonblank.
  # .. multiple answers awards the student 'INCORRECT'.  
  # This is done by setting resopnse to "Multiple" which will  
  # not match anything.  
  #.. otherwise response is set to the line*$bubble_per_line+answer  
  #  
  # --- note:  
  #    If it is not possible to do double bubble detection  
  #   easily in grades.pm separating this loop makes it pretty  
  #   easy to do it here.  
  #   Just count the number of non-blank entries, and  
  #   below the loop, check for non-blank entries != 1  
  #   and report a wrong answer if so.  
  #  
  my $answer_line;   my $answer_line;
  my $answer_value = ''; # By default no answer given...   my $answer_value = ''; # By default no answer given...
  my $num_bubbled_lines=0;   my $num_bubbled_lines=0;

Removed from v.1.116  
changed lines
  Added in v.1.117


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