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Diff for /loncom/homework/caparesponse/caparesponse.pm between versions 1.18 and 1.79

version 1.18, 2000/12/08 20:53:45 version 1.79, 2003/02/27 21:20:33
Line 1 Line 1
 # The LearningOnline Network with CAPA  # The LearningOnline Network with CAPA
 # caparesponse definition  # caparesponse definition
   #
   # $Id$
   #
   # Copyright Michigan State University Board of Trustees
   #
   # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
   #
   # LON-CAPA is free software; you can redistribute it and/or modify
   # it under the terms of the GNU General Public License as published by
   # the Free Software Foundation; either version 2 of the License, or
   # (at your option) any later version.
   #
   # LON-CAPA is distributed in the hope that it will be useful,
   # but WITHOUT ANY WARRANTY; without even the implied warranty of
   # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   # GNU General Public License for more details.
   #
   # You should have received a copy of the GNU General Public License
   # along with LON-CAPA; if not, write to the Free Software
   # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   #
   # /home/httpd/html/adm/gpl.txt
   #
   # http://www.lon-capa.org/
   #
   
 package Apache::caparesponse;  package Apache::caparesponse;
 use strict;  use strict;
 use capa;  use capa;
   
 sub BEGIN {  BEGIN {
   &Apache::lonxml::register('Apache::caparesponse',('caparesponse'));    &Apache::lonxml::register('Apache::caparesponse',('caparesponse','numericalresponse','stringresponse','formularesponse'));
 }  }
   
 $Apache::caparesponse::result='';  
 sub start_caparesponse {  sub start_caparesponse {
   my ($target,$token,$parstack,$parser,$safeeval)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   my $args ='';    my $id = &Apache::response::start_response($parstack,$safeeval);
   if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }  
   my $id = &Apache::run::run("{$args;".'return $id}',$safeeval);  
   if ($id eq '') { $id = $Apache::lonxml::curdepth; }  
   push (@Apache::inputtags::response,$id);  
   push (@Apache::inputtags::responselist,$id);  
   return '';    return '';
   #my $envkey;  
   #foreach $envkey (sort keys %ENV) {  
   #  Apache::lonxml::debug("$envkey ---- $ENV{$envkey}<br>");  
   #}  
   #Apache::lonxml::debug("\n<br>\nreal caparesponse<br>\n");  
 }  }
   
 sub end_caparesponse {  sub end_caparesponse {
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $result = '';    my $result = '';
   if ( $target eq 'grade' ) {    if ( $target eq 'grade' ) {
     if ( defined $ENV{'form.submit'}) {      if ( defined $ENV{'form.submitted'}) {
       $Apache::caparesponse::result='';  
       $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);        $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
       my $response = $ENV{'form.HWVAL'.$Apache::inputtags::curvalue};        my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
       if ( $response =~ /[^\s]/) {        if ( $response =~ /[^\s]/) {
  $Apache::lonhomework::results{"resource.submission.$Apache::inputtags::part.$Apache::inputtags::response['-1']"}=$response;   my $id = $Apache::inputtags::response['-1'];
    my $previous= &Apache::response::check_for_previous($response,$id,$response);
    if ( $previous ) { 
     $result = 'PREVIOUSLY_USED';
    } else {
     $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$response;
     &Apache::lonxml::debug("submitted a $response<br>\n");
     &Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");
     my $expression="&caparesponse_check('".$response."','".
       $$parstack[$#$parstack].
         ';my $tol="'.$Apache::inputtags::params{'tol'}.'"'.
    ';my $sig="'.$Apache::inputtags::params{'sig'}.'"'.
     "');";
     $result = &Apache::run::run($expression,$safeeval);
     my ($ad) = split /:/ , $result;
     $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}=$ad;
     &Apache::lonxml::debug("$expression");
     &Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
    }
         }
       }
     } elsif ($target eq 'web') {
       #$result .= "The correct answer is ".&Apache::run::run("{$$parstack['-1'];".'return $answer}',$safeeval)."\n";
     }
     #Apache::lonxml::debug("\n<br>\nreal end caparesponse<br>\n");
     &Apache::response::end_response;
     return '';
   }
   
   sub start_numericalresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $id = &Apache::response::start_response($parstack,$safeeval);
     my $result;
     if ($target eq 'edit') {
       $result.=&Apache::edit::tag_start($target,$token);
       $result.=&Apache::edit::text_arg('Answer:','answer',$token);
       if ($token->[1] eq 'numericalresponse') {
         $result.=&Apache::edit::text_arg('Unit:','unit',$token,5).
                            &Apache::loncommon::help_open_topic('Physical_Units');
         $result.=&Apache::edit::text_arg('Format:','format',$token,4).
                 &Apache::loncommon::help_open_topic('Numerical_Response_Format');
       } elsif ($token->[1] eq 'stringresponse') {
         $result.=&Apache::edit::select_arg('Type:','type',
    [['cs','Case Sensitive'],['ci','Case Insensitive'],
     ['mc','Case Insensitive, Any Order']],$token);
       } elsif ($token->[1] eq 'formularesponse') {
         $result.=&Apache::edit::text_arg('Sample Points:','samples',$token,40).
                &Apache::loncommon::help_open_topic('Formula_Response_Sampling');
       }
       $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
     } elsif ($target eq 'modified') {
       my $constructtag;
       if ($token->[1] eq 'numericalresponse') {
         $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
    'answer','unit','format');
       } elsif ($token->[1] eq 'stringresponse') {
         $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
    'answer','type');
       } elsif ($token->[1] eq 'formularesponse') {
         $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
    'answer','samples');
       }
       if ($constructtag) {
         $result = &Apache::edit::rebuild_tag($token);
         $result.=&Apache::edit::handle_insert();
       }
     } elsif ($target eq 'meta') {
       $result=&Apache::response::meta_package_write('numericalresponse');
     } elsif ($target eq 'answer' || $target eq 'grade') {
         &Apache::response::reset_params();
     }
     return $result;
   }
   
   sub end_numericalresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result = '';
     if (!$Apache::lonxml::default_homework_loaded) {
         &Apache::lonxml::default_homework_load($safeeval);
     }
     if ( $target eq 'grade' ) {
       if ( defined $ENV{'form.submitted'}) {
         &Apache::response::setup_params($$tagstack[-1]);
         $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
         my $partid = $Apache::inputtags::part;
         my $id = $Apache::inputtags::response['-1'];
         my $response = $ENV{'form.HWVAL'.$id};
         if ( $response =~ /[^\s]/) {
    my %previous = &Apache::response::check_for_previous($response,$partid,$id);
    $Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response;
  &Apache::lonxml::debug("submitted a $response<br>\n");   &Apache::lonxml::debug("submitted a $response<br>\n");
  &Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");   &Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");
  my $expression="&caparesponse_check('".$response."','".   $response =~ s/\\/\\\\/g;
   $$parstack[$#$parstack].   $response =~ s/\'/\\\'/g;
     ';my $tol="'.$Apache::inputtags::params{'tol'}.'"'.   &Apache::lonxml::debug("current $response");
       ';my $sig="'.$Apache::inputtags::params{'sig'}.'"'.   my $expression="&caparesponse_check_list('".$response."','".
  "');";    $$parstack[$#$parstack];
    foreach my $key (keys(%Apache::inputtags::params)) {
     $expression.= ';my $'. #'
       $key.'="'.$Apache::inputtags::params{$key}.'"';
    }
    if ($$tagstack[-1] eq 'formularesponse') {
     $expression.=';my $type="fml";';
    } elsif ($$tagstack[-1] eq 'numericalresponse') {
     $expression.=';my $type="float";';
    }
    $expression.="');";
  $result = &Apache::run::run($expression,$safeeval);   $result = &Apache::run::run($expression,$safeeval);
  my ($ad) = split /:/ , $result;   my ($awards) = split /:/ , $result;
  $Apache::lonhomework::results{"resource.awarddetail.$Apache::inputtags::part.$Apache::inputtags::response['-1']"}=$ad;   my ($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);
    &Apache::response::handle_previous(\%previous,$ad);
    $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;
  &Apache::lonxml::debug("$expression");   &Apache::lonxml::debug("$expression");
  &Apache::lonxml::debug("\n<br>result:$Apache::caparesponse::result:$result:$Apache::lonxml::curdepth<br>\n");   &Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
    $result='';
       }        }
     }      }
     } elsif ($target eq 'web' || $target eq 'tex') {
         my $award = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"};
         my $status = $Apache::inputtags::status['-1'];
         if ($award =~ /^correct/ || $status eq "SHOW_ANSWER" ) {
    my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,
        $safeeval);
    my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,
        $safeeval);
    my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
   
    if ($target eq 'web') {
     $result="<br />The correct answer is ";
           } elsif ($target eq 'tex') {
     #$result='\vskip 0 mm The correct answer is \\texttt{';
           }
    for (my $i=0; $i <= $#answers; $i++) {
      my $answer=$answers[$i];
      my $format;
      if ($#formats > 0) {
        $format=$formats[$i];
      } else {
        $format=$formats[0];
      }
      my $formatted;
      if ((defined($format)) && ($format ne '')) {
        &Apache::lonxml::debug("formatting with :$format: answer :$answer:");
        $formatted=sprintf('%.'.$format,$answer).',';
      } else {
        &Apache::lonxml::debug("no format answer :$answer:");
        $formatted="$answer,";
      }
   
      if ($target eq 'tex') {
          $formatted='';
          #$formatted=&Apache::lonxml::latex_special_symbols($formatted);
      }
      $result.=$formatted;
          }
      chop $result;
      if ($target eq 'web') {
        $result.=" $unit.<br />";
      } elsif ($target eq 'tex') {
        #$result.=&Apache::lonxml::latex_special_symbols($unit);
        #$result.="}. \\vskip 0 mm ";
      }
          }
         if ($Apache::lonhomework::type eq 'exam') {
         my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
    my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,$safeeval);
    my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
    my $number_of_bubbles = 8; #default values for number of bubbles
    my @bubbles_values = (); 
    my @factors = (1.13,1.17,1.25,1.33,1.45); #default values of factors
    my @powers = (1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0); #default values for powers
    my $factors_number = 5; #default values for number of factors
    my $powers_number = 8; #default values for number of powers
    my $symb;
    if ($ENV{'form.symb'}=~/___\d+___/) {$symb=$ENV{'form.symb'};} else {$symb=$ENV{'request.symb'};}
    srand(&Apache::lonnet::rndseed($symb,$ENV{'request.course.id'},
                                                                 $ENV{'user.domain'},$ENV{'user.name'}));
    my $ind=1+int(rand()*($factors_number-1));
    my $factor = $factors[$ind];
    $ind=1+int(rand()*($powers_number-1));
    my $power = $powers[$ind];
    for ($ind=0;$ind<$number_of_bubbles;$ind++) {
       $bubbles_values[$ind] = $answers[0]*$factor**($power-$powers[$powers_number-$ind-1]);
    }    
    my @alphabet = ('A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P',
    'Q','R','S','T','U','V','W','X','Y','Z');
           if ($target eq 'web') {
     if ($$tagstack[-1] eq 'numericalresponse') {
       my $id=$Apache::inputtags::response[-1];
       $result.= '<table border="1"><tr>';
       for ($ind=0;$ind<$number_of_bubbles;$ind++) {
    my $ans;
    if ($formats[0] ne '') {
       $ans = sprintf('%.'.$formats[0],$bubbles_values[$ind]);
    } else {
       my $badans = $bubbles_values[$ind];
       my $format = ''; 
                       #What is the number? (integer,decimal,floating point)
                       if ($badans=~/^(\d*\.?\d*)(E|e)(\d*)$/) {
    $format = 'e'.$2;
       } elsif ($badans=~/^(\d*)\.(\d*)$/) {
    $format = '4f';
       } elsif ($badans=~/^(\d*)$/) {
    $format = 'd';
       }
       $ans = sprintf('%.'.$format,$bubbles_values[$ind]);
    }
       $result.='<td><input type="radio" name="HWVAL'.$id.'" value="'.$ans.'"><b>'.$alphabet[$ind].'</b>: '.$ans.'</td>';
       }
       $result.='</tr></table>';
     } elsif ($$tagstack[-1] eq 'formularesponse') {
       $result.= '<br /><br /><font color="red"> Formula have to be entered here! </font><br /><br />';
     }
    } elsif ($target eq 'tex') {
    if ($$tagstack[-1] eq 'numericalresponse') {
        my $max_val = 0;
        if ($formats[0]=~m/^(\d+)E([^\d]*)(\d*)$/) {
    $max_val=$1+$2+4;
        } else {
    $max_val=4;
        }
        $max_val = int(0.9*$ENV{'form.textwidth'}/(($max_val+6)*2));
    my $celllength = 0.9*$ENV{'form.textwidth'}/$max_val-10;
        my @table_range = ();
        my $number_of_tables = int($number_of_bubbles/$max_val);
    for (my $i=0;$i<$number_of_tables;$i++) {push @table_range,$max_val;}
        if ($number_of_bubbles % $max_val != 0) {
       $number_of_tables++;
       push @table_range,($number_of_bubbles % $max_val);
    }
        my $j=0;
        my $cou=0;
        $result.='\vskip -1 mm \noindent \begin{enumerate}\item[\textbf{'.$Apache::lonxml::counter.'}.]';
        for (my $i=0;$i<$number_of_tables;$i++) {
    $result.='\vskip -1 mm \noindent \begin{tabular}{';
    for ($ind=0;$ind<$table_range[$j];$ind++) {
        $result.='lp{'.$celllength.' mm}';
    }
    $result.='}';
    for ($ind=$cou;$ind<$cou+$table_range[$j];$ind++) {
        my $ans;
        if ($formats[0] ne '') {
    $ans = sprintf('%.'.$formats[0],$bubbles_values[$ind]);
    if ($ans =~ m/([0-9\.\-\+]+)E([0-9\-\+]+)/ ) {
        my $number = $1;
        my $power = $2;
        $power=~s/^\+//;
        $power=~s/^(-?)0+(\d+)//;
        $ans=$number.'$\times 10^{'.$1.$2.'}$'; #'stupidemacs
    } 
        } else {
    my $badans = $bubbles_values[$ind];
    my $format = ''; 
    #What is the number? (integer,decimal,floating point)
    if ($badans=~/^(\d*\.?\d*)(E|e)(\d*)$/) {
        $format = 'e'.$2;
    } elsif ($badans=~/^(\d*)\.(\d*)$/) {
        $format = '4f';
    } elsif ($badans=~/^(\d*)$/) {
        $format = 'd';
    }
    $ans = sprintf('%.'.$format,$bubbles_values[$ind]);
    if ($ans =~ m/([0-9\.\-\+]+)E([0-9\-\+]+)/ ) {
        my $number = $1;
        my $power = $2;
        $power=~s/^\+//;
        $power=~s/^(-?)0+(\d+)//;
        $ans=$number.'$\times 10^{'.$1.$2.'}$'; #'stupidemacs
    } 
        }
        $result.='\hskip -3 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -2 mm & {\small '.$ans.'} ';
        if ($ind != $cou+$table_range[$j]-1) {$result.=' & ';}
    }
    $cou += $table_range[$j];
    $j++;
    $result.='\\\\\end{tabular}\vskip 0 mm ';    
        }
        $result.='\end{enumerate}';
        &Apache::lonxml::increment_counter();
            } else {
        $result.='\fbox{\fbox{\parbox{\textwidth-5mm}{\strut\\\\\strut\\\\\strut\\\\\strut\\\\\strut\\\\\strut\\\\}}}';
       my $id = $Apache::inputtags::part;
       my $weight = &Apache::lonnet::EXT("resource.$id.weight");
               my $repetition = int $weight/9;
       if ($weight % 9 != 0) {$repetition++;} 
         $result.='\begin{enumerate}';
         for (my $i=0;$i<$repetition;$i++) {
    $result.='\item[\textbf{'.$Apache::lonxml::counter.'}.]\textit{Leave blank on scoring form}\vskip 0 mm';
    &Apache::lonxml::increment_counter();
         }
         $result.= '\end{enumerate}';
       }
    }
       }
     } elsif ($target eq 'edit') {
       $result.='</td></tr>'.&Apache::edit::end_table;
     } elsif ($target eq 'answer' || $target eq 'analyze') {
   
         my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
         if ($target eq 'analyze') {
     push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
     $Apache::lonhomework::analyze{"$part_id.type"} = $$tagstack[-1];
         }
         &Apache::response::setup_params($$tagstack[-1]);
         my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
         my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,$safeeval);
         my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
         my $type=&Apache::lonxml::get_param('type',$parstack,$safeeval);
   
         if ($target eq 'answer') {
     $result.=&Apache::response::answer_header($$tagstack[-1]);
         }
         for(my $i=0;$i<=$#answers;$i++) {
     my $ans=$answers[$i];
     my $fmt;
     if (@formats) {
         if ($#formats) {
     $fmt=$formats[$i];
         } else {
     $fmt=$formats[0];
         }
     }
     my ($high,$low);
     if ($Apache::inputtags::params{'tol'}) {
         ($high,$low)=&get_tolrange($ans,$Apache::inputtags::params{'tol'});
     }
     my ($sighigh,$siglow);
     if ($Apache::inputtags::params{'sig'}) {
         ($sighigh,$siglow)=&get_sigrange($Apache::inputtags::params{'sig'});
     }
     if ($fmt) {
         $ans = sprintf('%.'.$fmt,$ans);
         if ($high) {
     $high = sprintf('%.'.$fmt,$high); $low = sprintf('%.'.$fmt,$low);
         }
     }
     if ($target eq 'answer') {
         if ($high) { $ans.=' ['.$low.','.$high.']'; }
         if ($sighigh) { $ans.= " Sig <i>$siglow - $sighigh</i>"; }
         $result.=&Apache::response::answer_part($$tagstack[-1],$ans);
     } elsif ($target eq 'analyze') {
         push (@{ $Apache::lonhomework::analyze{"$part_id.answer"} },
       $ans);
         if ($high) {
     push (@{ $Apache::lonhomework::analyze{"$part_id.ans_high"} }, $high);
     push (@{ $Apache::lonhomework::analyze{"$part_id.ans_low"} }, $low);
         }
     }
         }
         if ($unit) {
     if ($target eq 'answer') {
         $result.=&Apache::response::answer_part($$tagstack[-1],
         "Unit: <b>$unit</b>");
     } elsif ($target eq 'analyze') {
         push (@{ $Apache::lonhomework::analyze{"$part_id.unit"} },
       $unit);
     }
         }
         if ($type || $token->[1] eq 'stringresponse') {
     my $string='Case Insensitive';
     if ($type eq 'mc') {
         $string='Multiple Choice';
     } elsif ($type eq 'cs') {
         $string='Case Sensitive';
     } elsif ($type eq 'ci') {
         $string='Case Insensitive';
     } elsif ($type eq 'fml') {
         $string='Formula';
     }
     if ($target eq 'answer') {
         $result.=&Apache::response::answer_part($$tagstack[-1],
         '<b>'.$string.'</b>');
     } elsif ($target eq 'analyze') {
         push (@{ $Apache::lonhomework::analyze{"$part_id.type"} },
       $type);
     }
         }
         if ($$tagstack[-1] eq 'formularesponse' && $target eq 'answer') {
     my $samples=&Apache::lonxml::get_param('samples',$parstack,$safeeval);
     $result.=&Apache::response::answer_part($$tagstack[-1],$samples);
         }
         if ($target eq 'answer') {
     $result.=&Apache::response::answer_footer($$tagstack[-1]);
         }
     }
     &Apache::response::end_response;
     return $result;
   }
   
   sub get_tolrange {
     my ($ans,$tol)=@_;
     my ($high,$low);
     if ($tol =~ /%$/) {
       chop($tol);
       my $change=$ans*($tol/100.0);
       $high=$ans+$change;
       $low=$ans-$change;
   } else {    } else {
     #$result .= "The correct answer is ".&Apache::run::run("{$$parstack['-1'];".'return $answer}',$safeeval)."\n";      $high=$ans+$tol;
       $low=$ans-$tol;
     }
     return ($high,$low);
   }
   
   sub get_sigrange {
     my ($sig)=@_;
     &Apache::lonxml::debug("Got a sig of :$sig:");
     my $sig_lbound;
     my $sig_ubound;
     if ($sig eq '') {
       $sig_lbound = 0; #SIG_LB_DEFAULT
       $sig_ubound =15; #SIG_UB_DEFAULT
     } else {
       ($sig_lbound,$sig_ubound) = split(/,/,$sig);
       if (!$sig_lbound) {
         $sig_lbound = 0; #SIG_LB_DEFAULT
         $sig_ubound =15; #SIG_UB_DEFAULT
       }
       if (!$sig_ubound) { $sig_ubound=$sig_lbound; }
     }
     return ($sig_ubound,$sig_lbound);
   }
   
   sub start_stringresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;
     if ($target eq 'meta') {
       $result=&Apache::response::meta_package_write('stringresponse');
     } else {
       $result.=&start_numericalresponse(@_);
   }    }
   #Apache::lonxml::debug("\n<br>\nreal end caparesponse<br>\n");  
   pop @Apache::inputtags::response;  
   return $result;    return $result;
 }  }
   
   sub end_stringresponse {
     return end_numericalresponse(@_);
   }
   
   sub start_formularesponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;
     if ($target eq 'meta') {
       $result=&Apache::response::meta_package_write('formularesponse');
     } else {
       $result.=&start_numericalresponse(@_);
     }
     return $result;
   }
   
   sub end_formularesponse {
     return end_numericalresponse(@_);
   }
   
 1;  1;
 __END__  __END__
     
Removed from v.1.18  
changed lines
  Added in v.1.79

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