You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
534 lines
20 KiB
534 lines
20 KiB
<?php // $Id: exercise.lib.php 22247 2009-07-20 15:57:25Z ivantcholakov $
|
|
|
|
/*
|
|
==============================================================================
|
|
Dokeos - elearning and course management software
|
|
|
|
Copyright (c) 2004-2008 Dokeos SPRL
|
|
Copyright (c) 2003 Ghent University (UGent)
|
|
Copyright (c) 2001 Universite catholique de Louvain (UCL)
|
|
Copyright (c) various contributors
|
|
|
|
For a full list of contributors, see "credits.txt".
|
|
The full license can be read in "license.txt".
|
|
|
|
This program 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.
|
|
|
|
See the GNU General Public License for more details.
|
|
|
|
Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
|
|
Mail: info@dokeos.com
|
|
==============================================================================
|
|
*/
|
|
|
|
/**
|
|
* Exercise library
|
|
* shows a question and its answers
|
|
* @package dokeos.exercise
|
|
* @author Olivier Brouckaert <oli.brouckaert@skynet.be>
|
|
* @version $Id: exercise.lib.php 22247 2009-07-20 15:57:25Z ivantcholakov $
|
|
*/
|
|
|
|
// The initialization class for the online editor is needed here.
|
|
require_once '../inc/lib/fckeditor/fckeditor.php';
|
|
|
|
/**
|
|
* @param int question id
|
|
* @param boolean only answers
|
|
* @param boolean origin i.e = learnpath
|
|
* @param int current item from the list of questions
|
|
* @param int number of total questions
|
|
* */
|
|
function showQuestion($questionId, $onlyAnswers=false, $origin=false,$current_item, $total_item)
|
|
{
|
|
if (!ereg("MSIE", $_SERVER["HTTP_USER_AGENT"])) {
|
|
//echo '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.js" type="text/javascript"></script>';
|
|
//echo '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.corners.min.js" type="text/javascript"></script>';
|
|
}
|
|
|
|
// reads question informations
|
|
if(!$objQuestionTmp = Question::read($questionId)) {
|
|
// question not found
|
|
return false;
|
|
}
|
|
|
|
$answerType=$objQuestionTmp->selectType();
|
|
$pictureName=$objQuestionTmp->selectPicture();
|
|
|
|
if ($answerType != HOT_SPOT) {
|
|
// Question is not of type hotspot
|
|
if(!$onlyAnswers) {
|
|
$questionName=$objQuestionTmp->selectTitle();
|
|
$questionDescription=$objQuestionTmp->selectDescription();
|
|
|
|
$questionName=api_parse_tex($questionName);
|
|
|
|
$s="<div id=\"question_title\" class=\"sectiontitle\">
|
|
".get_lang('Question').' ';
|
|
|
|
$s.=$current_item;
|
|
//@todo I need the get the feedback type
|
|
//if($answerType != 1)
|
|
//$s.=' / '.$total_item;
|
|
echo $s;
|
|
echo ' : ';
|
|
|
|
echo $questionName.'</div>';
|
|
$s='';
|
|
$s.="<table class='exercise_questions' style='margin:4px;padding:2px;'>
|
|
<tr><td valign='top' colspan='2'>";
|
|
$questionDescription=api_parse_tex($questionDescription);
|
|
$s.=$questionDescription;
|
|
$s.="</td></tr></table>";
|
|
|
|
if(!empty($pictureName))
|
|
{
|
|
$s.="
|
|
<tr>
|
|
<td align='center' colspan='2'><img src='../document/download.php?doc_url=%2Fimages%2F'".$pictureName."' border='0'></td>
|
|
</tr>";
|
|
}
|
|
|
|
}
|
|
$s.= '</table>';
|
|
if (!ereg("MSIE",$_SERVER["HTTP_USER_AGENT"])) {
|
|
$s.="<div class=\"rounded exercise_questions\" style=\"width: 720px; padding: 3px; background-color:#ccc;\">";
|
|
} else {
|
|
$option_ie="margin-left:10px";
|
|
}
|
|
$s.="<table width=\"720\" class='exercise_options' style=\"width: 720px;$option_ie background-color:#fff;\">";
|
|
// construction of the Answer object
|
|
$objAnswerTmp=new Answer($questionId);
|
|
|
|
$nbrAnswers=$objAnswerTmp->selectNbrAnswers();
|
|
|
|
// only used for the answer type "Matching"
|
|
if($answerType == MATCHING)
|
|
{
|
|
$x = 1;
|
|
$letter = 'A';
|
|
$cpt2=1;
|
|
$Select=array();
|
|
$answer_matching = $cpt1 = array();
|
|
|
|
for($answerId=1;$answerId <= $nbrAnswers;$answerId++) {
|
|
$answerCorrect = $objAnswerTmp->isCorrect($answerId);
|
|
$numAnswer = $objAnswerTmp->selectAutoId($answerId);
|
|
$answer=$objAnswerTmp->selectAnswer($answerId);
|
|
if(!$answerCorrect) {
|
|
// options (A, B, C, ...) that will be put into the list-box
|
|
$cpt1[$x] = $letter;
|
|
$answer_matching[$x]=$objAnswerTmp->selectAnswerByAutoId($numAnswer);
|
|
$x++;
|
|
$letter++;
|
|
}
|
|
}
|
|
|
|
foreach($answer_matching as $value) {
|
|
$Select[$value['id']]['Lettre'] = $cpt1[$value['id']];
|
|
$Select[$value['id']]['Reponse'] = $value['answer'];
|
|
}
|
|
|
|
}
|
|
elseif($answerType == FREE_ANSWER)
|
|
{
|
|
#$comment = $objAnswerTmp->selectComment(1);
|
|
//
|
|
|
|
$oFCKeditor = new FCKeditor("choice[".$questionId."]") ;
|
|
|
|
$oFCKeditor->ToolbarSet = 'TestFreeAnswer';
|
|
$oFCKeditor->Width = '100%';
|
|
$oFCKeditor->Height = '200';
|
|
$oFCKeditor->Value = '' ;
|
|
|
|
$s .= "<tr><td colspan='2'>".$oFCKeditor->CreateHtml()."</td></tr>";
|
|
//$s.="<tr><td colspan='2'><textarea cols='80' rows='10' name='choice[".$questionId."]'>$answer</textarea></td></tr>";
|
|
|
|
}
|
|
|
|
for($answerId=1;$answerId <= $nbrAnswers;$answerId++) {
|
|
$answer=$objAnswerTmp->selectAnswer($answerId);
|
|
$answerCorrect=$objAnswerTmp->isCorrect($answerId);
|
|
$numAnswer=$objAnswerTmp->selectAutoId($answerId);
|
|
if($answerType == FILL_IN_BLANKS) {
|
|
// splits text and weightings that are joined with the character '::'
|
|
list($answer)=explode('::',$answer);
|
|
|
|
// because [] is parsed here we follow this procedure:
|
|
// 1. find everything between the [tex] and [/tex] tags
|
|
$startlocations=api_strpos($answer,'[tex]');
|
|
$endlocations=api_strpos($answer,'[/tex]');
|
|
|
|
if($startlocations !== false && $endlocations !== false) {
|
|
$texstring=api_substr($answer,$startlocations,$endlocations-$startlocations+6);
|
|
// 2. replace this by {texcode}
|
|
$answer=str_replace($texstring,'{texcode}',$answer);
|
|
}
|
|
|
|
// 3. do the normal matching parsing
|
|
// replaces [blank] by an input field
|
|
|
|
//getting the matches
|
|
$answer=api_ereg_replace('\[[^]]+\]','<input type="text" name="choice['.$questionId.'][]" size="10">',($answer));
|
|
|
|
// Change input size
|
|
/*
|
|
preg_match_all('/\[[^]]+]/',$answer,$matches);
|
|
$answer=ereg_replace('\[[^]]+\]','<input type="text" name="choice['.$questionId.'][]" size="@@">',($answer));
|
|
|
|
// 4. resize the input
|
|
|
|
|
|
foreach($matches[0] as $match) {
|
|
$answer_len = strlen($match)-2;
|
|
//we will only replace 1 item
|
|
// echo implode("replace term", explode("search term", "input", $limit));
|
|
if ($answer_len <= 5) {
|
|
$answer = (implode("5", explode("@@", $answer, 2)));
|
|
} elseif($answer_len <= 10) {
|
|
$answer = (implode("10", explode("@@", $answer, 2)));
|
|
} elseif($answer_len <= 20) {
|
|
$answer = (implode("20", explode("@@", $answer, 2)));
|
|
} elseif($answer_len <= 30) {
|
|
$answer = (implode("30", explode("@@", $answer, 2)));
|
|
} elseif($answer_len <= 40) {
|
|
$answer = (implode("45", explode("@@", $answer, 2)));
|
|
} elseif($answer_len <= 50) {
|
|
$answer = (implode("60", explode("@@", $answer, 2)));
|
|
} elseif($answer_len <= 60) {
|
|
$answer = (implode("70", explode("@@", $answer, 2)));
|
|
} elseif($answer_len <= 70) {
|
|
$answer = (implode("80", explode("@@", $answer, 2)));
|
|
} elseif($answer_len <= 80) {
|
|
$answer = (implode("90", explode("@@", $answer, 2)));
|
|
} elseif($answer_len <= 90) {
|
|
$answer = (implode("100", explode("@@", $answer, 2)));
|
|
} elseif($answer_len <= 100) {
|
|
$answer = (implode("110", explode("@@", $answer, 2)));
|
|
} elseif($answer_len > 100 ) {
|
|
$answer = (implode("120", explode("@@", $answer, 2)));
|
|
}
|
|
}
|
|
|
|
*/
|
|
|
|
// 5. replace the {texcode by the api_pare_tex parsed code}
|
|
$texstring = api_parse_tex($texstring);
|
|
$answer=str_replace("{texcode}",$texstring,$answer);
|
|
|
|
}
|
|
// unique answer
|
|
if($answerType == UNIQUE_ANSWER) {
|
|
$s.="<input type='hidden' name='choice2[".$questionId."]' value='0'>
|
|
<tr>
|
|
<td>
|
|
<div class='u-m-answer'>
|
|
<p style='float:left; padding-right:4px;'>
|
|
<span><input class='checkbox' type='radio' name='choice[".$questionId."]' value='".$numAnswer."'></p></span>";
|
|
$answer=api_parse_tex($answer);
|
|
$s.=Security::remove_XSS($answer, STUDENT);
|
|
$s.="</div></td></tr>";
|
|
|
|
} elseif($answerType == MULTIPLE_ANSWER) {
|
|
// multiple answers
|
|
$s.="<input type='hidden' name='choice2[".$questionId."]' value='0'>
|
|
<tr>
|
|
<td>
|
|
<div class='u-m-answer'>
|
|
<p style='float:left; padding-right:4px;'>
|
|
<span><input class='checkbox' type='checkbox' name='choice[".$questionId."][".$numAnswer."]' value='1'></p></span>";
|
|
$answer = api_parse_tex($answer);
|
|
$s.=Security::remove_XSS($answer, STUDENT);
|
|
$s.="</div></td></tr>";
|
|
|
|
} elseif($answerType == MULTIPLE_ANSWER_COMBINATION) {
|
|
// multiple answers
|
|
$s.="<input type='hidden' name='choice2[".$questionId."]' value='0'>
|
|
<tr>
|
|
<td>
|
|
<div class='u-m-answer'>
|
|
<p style='float:left; padding-right:4px;'>
|
|
<span><input class='checkbox' type='checkbox' name='choice[".$questionId."][".$numAnswer."]' value='1'></p></span>";
|
|
$answer = api_parse_tex($answer);
|
|
$s.=Security::remove_XSS($answer, STUDENT);
|
|
$s.="</div></td></tr>";
|
|
}
|
|
// fill in blanks
|
|
elseif($answerType == FILL_IN_BLANKS) {
|
|
$s.="<tr><td colspan='2'>$answer</td></tr>";
|
|
}
|
|
// free answer
|
|
|
|
// matching // TODO: replace $answerId by $numAnswer
|
|
else {
|
|
if ($answerCorrect) {
|
|
$s.="
|
|
<tr>
|
|
<td colspan='2'>
|
|
<div style='width:100%;' >";
|
|
$answer=api_parse_tex($answer);
|
|
//left part questions
|
|
$s.=' <span style=\' float:left; width:5%;\'><b>'.$cpt2.'</b>. </span>
|
|
<span style=\' float:left; width:95%;\'>'.$answer.'</span>';
|
|
|
|
$s.="<td width='20%' valign='top' align='center'> <select name='choice[".$questionId."][".$numAnswer."]'>
|
|
<option value='0'>--</option>";
|
|
|
|
// fills the list-box
|
|
foreach($Select as $key=>$val) {
|
|
$s.="<option value='".$key."'>".$val['Lettre']."</option>";
|
|
} // end foreach()
|
|
|
|
$s.="</select> </td>";
|
|
|
|
//right part (answers)
|
|
$s.="<td ><div style='width:100%;'>";
|
|
if(isset($Select[$cpt2]))
|
|
$s.='<span style=\'float:left; width:5%;\'><b>'.$Select[$cpt2]['Lettre'].'.</b></span>
|
|
<span style=\' float:left; width:95%;\'>'.$Select[$cpt2]['Reponse'].'</span>';
|
|
else
|
|
$s.=' ';
|
|
$s.="
|
|
</div></td>";
|
|
|
|
$s.="
|
|
</div>
|
|
</td>
|
|
</tr>";
|
|
|
|
$cpt2++;
|
|
|
|
// if the left side of the "matching" has been completely shown
|
|
if($answerId == $nbrAnswers)
|
|
{
|
|
// if it remains answers to shown at the right side
|
|
while(isset($Select[$cpt2])) {
|
|
$s.="<tr>
|
|
<td colspan='2'>
|
|
<table border='0' cellpadding='0' cellspacing='0' width='100%'>
|
|
<tr>
|
|
<td width='60%' colspan='2'> </td>
|
|
<td width='40%' valign='top'>";
|
|
$s.='<b>'.$Select[$cpt2]['Lettre'].'.</b> '.$Select[$cpt2]['Reponse'];
|
|
$s.="</td>
|
|
</tr>
|
|
</table>
|
|
</td>
|
|
</tr>";
|
|
$cpt2++;
|
|
} // end while()
|
|
} // end if()
|
|
}
|
|
}
|
|
} // end for()
|
|
if (!ereg("MSIE", $_SERVER["HTTP_USER_AGENT"])) {
|
|
$s .= '</table>';
|
|
}
|
|
$s .= '</div><br />';
|
|
|
|
// destruction of the Answer object
|
|
unset($objAnswerTmp);
|
|
|
|
// destruction of the Question object
|
|
unset($objQuestionTmp);
|
|
|
|
if ($origin != 'export')
|
|
{
|
|
echo $s;
|
|
}
|
|
else
|
|
{
|
|
return($s);
|
|
}
|
|
} elseif ($answerType == HOT_SPOT) {
|
|
|
|
// Question is of type HOT_SPOT
|
|
$questionName=$objQuestionTmp->selectTitle();
|
|
$questionDescription=$objQuestionTmp->selectDescription();
|
|
|
|
// Get the answers, make a list
|
|
$objAnswerTmp=new Answer($questionId);
|
|
$nbrAnswers=$objAnswerTmp->selectNbrAnswers();
|
|
|
|
// get answers of hotpost
|
|
$answers_hotspot = array();
|
|
for($answerId=1;$answerId <= $nbrAnswers;$answerId++) {
|
|
$answers = $objAnswerTmp->selectAnswerByAutoId($objAnswerTmp->selectAutoId($answerId));
|
|
$answers_hotspot[$answers['id']] = $objAnswerTmp->selectAnswer($answerId);
|
|
}
|
|
|
|
// display answers of hotpost order by id
|
|
$answer_list = '<div style="padding: 10px; margin-left: 0px; border: 1px solid #A4A4A4; height: 408px; width: 200px;"><b>'.get_lang('HotspotZones').'</b><dl>';
|
|
if (!empty($answers_hotspot)) {
|
|
ksort($answers_hotspot);
|
|
foreach ($answers_hotspot as $key => $value) {
|
|
$answer_list .= '<dt>'.$key.'.- '.$value.'</dt><br />';
|
|
}
|
|
}
|
|
$answer_list .= '</dl></div>';
|
|
|
|
if(!$onlyAnswers) {
|
|
echo '<div id="question_title" class="sectiontitle">'.get_lang('Question').' '.$current_item.' : '.$questionName.'</div>';
|
|
//@todo I need to the get the feedback type
|
|
//if($answerType == 2)
|
|
// $s.=' / '.$total_item;
|
|
echo '<input type="hidden" name="hidden_hotspot_id" value="'.$questionId.'">';
|
|
echo '<table class="exercise_questions" >
|
|
<tr>
|
|
<td valign="top" colspan="2">';
|
|
echo $questionDescription=api_parse_tex($questionDescription);
|
|
echo '</td></tr>';
|
|
}
|
|
|
|
$canClick = isset($_GET['editQuestion']) ? '0' : (isset($_GET['modifyAnswers']) ? '0' : '1');
|
|
//$tes = isset($_GET['modifyAnswers']) ? '0' : '1';
|
|
//echo $tes;
|
|
$s .= "<script type=\"text/javascript\" src=\"../plugin/hotspot/JavaScriptFlashGateway.js\"></script>
|
|
<script src=\"../plugin/hotspot/hotspot.js\" type=\"text/javascript\"></script>
|
|
<script language=\"JavaScript\" type=\"text/javascript\">
|
|
<!--
|
|
// -----------------------------------------------------------------------------
|
|
// Globals
|
|
// Major version of Flash required
|
|
var requiredMajorVersion = 7;
|
|
// Minor version of Flash required
|
|
var requiredMinorVersion = 0;
|
|
// Minor version of Flash required
|
|
var requiredRevision = 0;
|
|
// the version of javascript supported
|
|
var jsVersion = 1.0;
|
|
// -----------------------------------------------------------------------------
|
|
// -->
|
|
</script>
|
|
<script language=\"VBScript\" type=\"text/vbscript\">
|
|
<!-- // Visual basic helper required to detect Flash Player ActiveX control version information
|
|
Function VBGetSwfVer(i)
|
|
on error resume next
|
|
Dim swControl, swVersion
|
|
swVersion = 0
|
|
|
|
set swControl = CreateObject(\"ShockwaveFlash.ShockwaveFlash.\" + CStr(i))
|
|
if (IsObject(swControl)) then
|
|
swVersion = swControl.GetVariable(\"\$version\")
|
|
end if
|
|
VBGetSwfVer = swVersion
|
|
End Function
|
|
// -->
|
|
</script>
|
|
|
|
<script language=\"JavaScript1.1\" type=\"text/javascript\">
|
|
<!-- // Detect Client Browser type
|
|
var isIE = (navigator.appVersion.indexOf(\"MSIE\") != -1) ? true : false;
|
|
var isWin = (navigator.appVersion.toLowerCase().indexOf(\"win\") != -1) ? true : false;
|
|
var isOpera = (navigator.userAgent.indexOf(\"Opera\") != -1) ? true : false;
|
|
jsVersion = 1.1;
|
|
// JavaScript helper required to detect Flash Player PlugIn version information
|
|
function JSGetSwfVer(i){
|
|
// NS/Opera version >= 3 check for Flash plugin in plugin array
|
|
if (navigator.plugins != null && navigator.plugins.length > 0) {
|
|
if (navigator.plugins[\"Shockwave Flash 2.0\"] || navigator.plugins[\"Shockwave Flash\"]) {
|
|
var swVer2 = navigator.plugins[\"Shockwave Flash 2.0\"] ? \" 2.0\" : \"\";
|
|
var flashDescription = navigator.plugins[\"Shockwave Flash\" + swVer2].description;
|
|
descArray = flashDescription.split(\" \");
|
|
tempArrayMajor = descArray[2].split(\".\");
|
|
versionMajor = tempArrayMajor[0];
|
|
versionMinor = tempArrayMajor[1];
|
|
if ( descArray[3] != \"\" ) {
|
|
tempArrayMinor = descArray[3].split(\"r\");
|
|
} else {
|
|
tempArrayMinor = descArray[4].split(\"r\");
|
|
}
|
|
versionRevision = tempArrayMinor[1] > 0 ? tempArrayMinor[1] : 0;
|
|
flashVer = versionMajor + \".\" + versionMinor + \".\" + versionRevision;
|
|
} else {
|
|
flashVer = -1;
|
|
}
|
|
}
|
|
// MSN/WebTV 2.6 supports Flash 4
|
|
else if (navigator.userAgent.toLowerCase().indexOf(\"webtv/2.6\") != -1) flashVer = 4;
|
|
// WebTV 2.5 supports Flash 3
|
|
else if (navigator.userAgent.toLowerCase().indexOf(\"webtv/2.5\") != -1) flashVer = 3;
|
|
// older WebTV supports Flash 2
|
|
else if (navigator.userAgent.toLowerCase().indexOf(\"webtv\") != -1) flashVer = 2;
|
|
// Can't detect in all other cases
|
|
else
|
|
{
|
|
flashVer = -1;
|
|
}
|
|
return flashVer;
|
|
}
|
|
// When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
|
|
|
|
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
|
|
{
|
|
reqVer = parseFloat(reqMajorVer + \".\" + reqRevision);
|
|
// loop backwards through the versions until we find the newest version
|
|
for (i=25;i>0;i--) {
|
|
if (isIE && isWin && !isOpera) {
|
|
versionStr = VBGetSwfVer(i);
|
|
} else {
|
|
versionStr = JSGetSwfVer(i);
|
|
}
|
|
if (versionStr == -1 ) {
|
|
return false;
|
|
} else if (versionStr != 0) {
|
|
if(isIE && isWin && !isOpera) {
|
|
tempArray = versionStr.split(\" \");
|
|
tempString = tempArray[1];
|
|
versionArray = tempString .split(\",\");
|
|
} else {
|
|
versionArray = versionStr.split(\".\");
|
|
}
|
|
versionMajor = versionArray[0];
|
|
versionMinor = versionArray[1];
|
|
versionRevision = versionArray[2];
|
|
|
|
versionString = versionMajor + \".\" + versionRevision; // 7.0r24 == 7.24
|
|
versionNum = parseFloat(versionString);
|
|
// is the major.revision >= requested major.revision AND the minor version >= requested minor
|
|
if ( (versionMajor > reqMajorVer) && (versionNum >= reqVer) ) {
|
|
return true;
|
|
} else {
|
|
return ((versionNum >= reqVer && versionMinor >= reqMinorVer) ? true : false );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// -->
|
|
</script>";
|
|
$s .= '<tr><td valign="top" colspan="2" width="520"><table><tr><td width="520">'."
|
|
<script language=\"JavaScript\" type=\"text/javascript\">
|
|
<!--
|
|
// Version check based upon the values entered above in \"Globals\"
|
|
var hasReqestedVersion = DetectFlashVer(requiredMajorVersion, requiredMinorVersion, requiredRevision);
|
|
|
|
|
|
// Check to see if the version meets the requirements for playback
|
|
if (hasReqestedVersion) { // if we've detected an acceptable version
|
|
var oeTags = '<object type=\"application/x-shockwave-flash\" data=\"../plugin/hotspot/hotspot_user.swf?modifyAnswers=".$questionId."&canClick:".$canClick."\" width=\"560\" height=\"436\">'
|
|
+ '<param name=\"movie\" value=\"../plugin/hotspot/hotspot_user.swf?modifyAnswers=".$questionId."&canClick:".$canClick."\" \/>'
|
|
+ '<\/object>';
|
|
document.write(oeTags); // embed the Flash Content SWF when all tests are passed
|
|
} else { // flash is too old or we can't detect the plugin
|
|
var alternateContent = 'Error<br \/>'
|
|
+ 'Hotspots requires Macromedia Flash 7.<br \/>'
|
|
+ '<a href=http://www.macromedia.com/go/getflash/>Get Flash<\/a>';
|
|
document.write(alternateContent); // insert non-flash content
|
|
}
|
|
// -->
|
|
</script>
|
|
</td>
|
|
<td valign='top' align='left'>$answer_list</td></tr>
|
|
</table>
|
|
</td></tr>";
|
|
echo $s;
|
|
}
|
|
echo "</table><br />";
|
|
|
|
return $nbrAnswers;
|
|
}
|
|
?>
|
|
|