[wed application]การดึงข้อมูลจาก DB มาแสดง โดยเรียก function มารองรับแล้ว echo ค่าใน Database

<link rel="stylesheet" href="https://www.w3schools.com/w3css/4/w3.css">
<script language="javascript">

  function CreateNewRow()
  {
    var intLine = parseInt(document.frmMain.hdnMaxLine.value);
    var myLine = document.getElementById('hdnLine');
    intLine++;

    var theTable = document.all.tbExp
    var newRow = theTable.insertRow(theTable.rows.length)
    newRow.id = newRow.uniqueID
    
    var item1 = 1
    var newCell
    
    //*** Column 1 ***//
    newCell = newRow.insertCell(0)
    newCell.id = newCell.uniqueID
    newCell.setAttribute("type", "text");
    newCell.style.cssText= 'text-align:center;';
    newCell.innerHTML = intLine;

    //*** Column 2 ***//
    newCell = newRow.insertCell(1)
    newCell.id = newCell.uniqueID
    newCell.setAttribute("type", "text");
    newCell.setAttribute("name", "choice"+intLine);
    newCell.innerHTML = "<INPUT TYPE=\"TEXT\" SIZE=\"25\" CLASS=\"form-control\" NAME=\"choice"+intLine+"\" ID=\"choice"+intLine+"\" VALUE=\"\" placeholder=\"ตัวเลือกที่"+intLine+"\">"   
    
    //*** Column 3 ***//
    newCell = newRow.insertCell(2)
    newCell.id = newCell.uniqueID
    newCell.setAttribute("name", "check"+intLine);
    newCell.innerHTML = "<CENTER><INPUT TYPE=\"radio\" SIZE=\"20\" NAME=\"check"+intLine+"\" ID=\"check"+intLine+"\" VALUE=\"1\"></CENTER>" 
    document.frmMain.hdnMaxLine.value = intLine;
}
  
  function RemoveRow()
  {
    intLine = parseInt(document.frmMain.hdnMaxLine.value);
    var myLine = document.getElementById('hdnLine');
    if(parseInt(intLine) > 1)
    {
        theTable = (document.all) ? document.all.tbExp : 
        document.getElementById("tbExp")
        theTableBody = theTable.tBodies[0];
        theTableBody.deleteRow(intLine);
        intLine--;
        document.frmMain.hdnMaxLine.value = intLine;
    } 
  } 

</script>

<form name="frmMain" method="post" class="form-horizontal" action="multi_choice_save.php?Subject_ID=<?=$Subject_ID;?>&& Subject_Name=<?=$Subject_Name;?>&&Quiz_ID=<?=$Quiz_ID;?>&&nameQuiz=<?=$nameQuiz;?>&&Type_ID=3">
        <!--คำถาม-->
        <div class="form-group">                                           
            <label class="control-label col-sm-2">คำถาม :</label>
            <div class="col-sm-7"> 
              <?php include 'textarea_edit.php';?>
            </div>
        </div>
          <!--คะแนน-->
        <div class="form-group">  
          <label class="control-label col-sm-2">คะแนน :</label>
            <div class="col-sm-3">
              <input type="number" class="form-control" id="Mark" placeholder="กรอกคะแนน" name="Mark" required="" min="-100" max="100" step="0.5" value="<?php echo $Mark?>">
            </div><br><br>
        </div>
        <table width="445" id="tbExp">
          <tr>
            <td><div align="center">คำตอบที่ </div></td>
            <td><div align="center">คำตอบ </div></td>
            <td><div align="center">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</div></td>
          </tr>
          <tr>
            <script type="text/javascript">CreateNewRow()</script>
          </tr>
        </table>

  <input type="hidden" name="hdnMaxLine" value="0">
  <input name="btnAdd" type="button" id="btnAdd" value="+" class="btn btn-info btn-circle" onClick="CreateNewRow();">
  <input name="btnDel" type="button" id="btnDel" value="-" class="btn btn-danger btn-circle" onClick="RemoveRow();">

  <div class="form-group">       
      <div class="col-sm-offset-2 col-sm-10">
        <button type="submit" class="btn btn-default" name="Add" id="Add" value="Add">บันทึก</button>
        <a href="exam.php?Subject_ID=<?=$Subject_ID;?>&& Subject_Name=<?=$Subject_Name;?>&&Quiz_ID=<?=$Quiz_ID;?>&&nameQuiz=<?=$nameQuiz;?>" class="btn btn-default">ยกเลิก</a>
      </div>
  </div>
</form>