php +mysql crud projects code example

Example 1: delete in crud php

<?php 
	session_start();
	$db = mysqli_connect('localhost', 'root', '', 'crud');

	// initialize variables
	$name = "";
	$address = "";
	$id = 0;
	$update = false;

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

		mysqli_query($db, "INSERT INTO info (name, address) VALUES ('$name', '$address')"); 
		$_SESSION['message'] = "Address saved"; 
		header('location: index.php');
	}

// ...

Example 2: crud operations in php

<?php
// Check if the form is submitted
$personName = $_POST['personName'];
$address = $_POST['address'];
$mobile = $_POST['mobile'];
$email = $_POST['email'];
$message = $_POST['message'];
$tdate=new DateTime();
// form a sql query
$sql = "INSERT INTO tbquery (name, email, mobile,address, comment, postdate)
VALUES ('". $personName."',
'". $email ."',
'". $mobile ."',
'". $address ."',
'". $message ."',
'". $tdate->format('Y-m-d') ."'
)";
if (mysqli_query($conn, $sql)) {
echo "Your query posted successfully";
} else {
echo "Error: " . $sql . "" . mysqli_error($conn);
}

mysqli_close($conn);
 
?>