<input type="checkbox" name="selectAll" value="all" onchange=" checkAll('checkAllForm');" /> SELECT </th> <th style="width:10px;">GRNO</th> <th style="width:90px;">STUDENT NAME</th> </tr> </thead> <tbody> <?php //fetch records.... $students = $objStudent->fetchStudentAsPerStandard($_POST['standard']); $isDatePresent = $objStudent->checkDate($_POST['currentdate']); $allPresentStud = ''; $counterForOldDate = 0; while ($stud = mysqli_fetch_assoc($students)) { if ($isDatePresent > 0) { $allPresentStud = $objStudent->getAllPredentStudentOn($_POST['currentdate']); $counterForOldDate = mysqli_num_rows($allPresentStud); } ?> <!-- select checkbox --> <tr> <?php $found = false; if ($counterForOldDate > 0) {