$query = "UPDATE `$table` SET column1 = '$value1', column2 = '$value2' WHERE $condition;";
$idresult = $conn->query("SELECT id FROM pictures");
while ($row = $idresult->fetch_assoc()){
mysqli_query($conn, "UPDATE pictures SET UniqueKey = '$UniqueKey' WHERE id = " . $row['id'];
}
mysql_query("UPDATE blogEntry SET content = '$udcontent', title = '$udtitle' WHERE id = $id");
<?php
include_once 'database.php';
if(count($_POST)>0) {
mysqli_query($conn,"UPDATE employee set userid='" . $_POST['userid'] . "', first_name='" . $_POST['first_name'] . "', last_name='" . $_POST['last_name'] . "', city_name='" . $_POST['city_name'] . "' ,email='" . $_POST['email'] . "' WHERE userid='" . $_POST['userid'] . "'");
$message = "Record Modified Successfully";
}
$result = mysqli_query($conn,"SELECT * FROM employee WHERE userid='" . $_GET['userid'] . "'");
$row= mysqli_fetch_array($result);
?>
<html>
<head>
<title>Update Employee Data</title>
</head>
<body>
<form name="frmUser" method="post" action="">
<div><?php if(isset($message)) { echo $message; } ?>
</div>
<div style="padding-bottom:5px;">
<a href="retrieve.php">Employee List</a>
</div>
Username: <br>
<input type="hidden" name="userid" class="txtField" value="<?php echo $row['userid']; ?>">
<input type="text" name="userid" value="<?php echo $row['userid']; ?>">
<br>
First Name: <br>
<input type="text" name="first_name" class="txtField" value="<?php echo $row['first_name']; ?>">
<br>
Last Name :<br>
<input type="text" name="last_name" class="txtField" value="<?php echo $row['last_name']; ?>">
<br>
City:<br>
<input type="text" name="city_name" class="txtField" value="<?php echo $row['city_name']; ?>">
<br>
Email:<br>
<input type="text" name="email" class="txtField" value="<?php echo $row['email']; ?>">
<br>
<input type="submit" name="submit" value="Submit" class="buttom">
</form>
</body>
</html>