php crud edit delete insert code example

Example 1: delete in crud php

// ... 

if (isset($_POST['update'])) {
	$id = $_POST['id'];
	$name = $_POST['name'];
	$address = $_POST['address'];

	mysqli_query($db, "UPDATE info SET name='$name', address='$address' WHERE id=$id");
	$_SESSION['message'] = "Address updated!"; 
	header('location: index.php');
}

Example 2: delete in crud php

// ...
<body>
<?php if (isset($_SESSION['message'])): ?>
	<div class="msg">
		<?php 
			echo $_SESSION['message']; 
			unset($_SESSION['message']);
		?>
	</div>
<?php endif ?>

Example 3: delete in crud php

<button class="btn" type="submit" name="save" >Save</button>

Example 4: delete in crud php

<link rel="stylesheet" type="text/css" href="style.css">

Example 5: delete in crud php

<?php 
	if (isset($_GET['edit'])) {
		$id = $_GET['edit'];
		$update = true;
		$record = mysqli_query($db, "SELECT * FROM info WHERE id=$id");

		if (count($record) == 1 ) {
			$n = mysqli_fetch_array($record);
			$name = $n['name'];
			$address = $n['address'];
		}
	}
?>

Example 6: delete in crud php

if (isset($_GET['del'])) {
	$id = $_GET['del'];
	mysqli_query($db, "DELETE FROM info WHERE id=$id");
	$_SESSION['message'] = "Address deleted!"; 
	header('location: index.php');
}

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