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update.php
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update.php
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<?php include 'header.php';
include 'conn.php';
?>
<div id="main-content">
<h2>Edit Record</h2>
<form class="post-form" action="<?php $_SERVER['PHP_SELF'] ?>" method="post">
<div class="form-group">
<label>Id</label>
<input type="text" name="sid" required />
</div>
<input class="submit" type="submit" name="showbtn" value="Show"/>
</form>
<?php if(isset($_POST['showbtn']))
{
$sid = $_POST['sid'];
$sql = "SELECT * FROM student WHERE s_id = {$sid}";
$result =mysqli_query($conn,$sql);
$row =mysqli_fetch_assoc($result);
?>
<form class="post-form" action="updatedata.php" method="post">
<div class="form-group">
<label for="">Name</label>
<input type="hidden" name="sid" value="<?php echo $row['s_id']; ?>" />
<input type="text" name="sname" value="<?php echo $row['s_name']; ?>" />
</div>
<div class="form-group">
<label>Address</label>
<input type="text" name="saddress" value="<?php echo $row['s_address']; ?>" />
</div>
<div class="form-group">
<label>Class</label>
<select name="sclass">
<option value="" disabled>Select Class</option>
<?php
$sql1 = "SELECT * FROM studenclass";
$result1 =mysqli_query($conn,$sql1);
while($row1 = mysqli_fetch_assoc($result1))
{
?>
<option value="<?php echo $row1['c_id']; ?>"
<?php if($row1['c_id'] == $row['s_class']){ echo 'selected';} ?> >
<?php echo $row1['c_name']; ?></option>
<?php } ?>
</select>
</div>
<div class="form-group">
<label>Phone</label>
<input type="text" name="sphone" value="<?php echo $row['s_phone']; ?>" />
</div>
<input class="submit" type="submit" value="Update" />
</form>
<?php }?>
</div>
</div>
</body>
</html>