PHP date time, var_dump, include, require, session এর ব্যবহার

Al-Mamun Sarkar

Apr 16 , 2020

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PHP date time, var_dump, include, require, session এর ব্যবহার। এই lesson এ আমরা দেখব কিভাবে PHP তে date-time, var_dump, include, require, session ব্যবহার করতে হয়

Source Code:

Date time:

date_default_timezone_set('Asia/Dhaka');

echo date("Y-m-d h:i:sa");
echo "<br/>";
echo date("d M Y");
echo "<br/>";
echo date("Y-m-d");

var_dump:

$a = 12;
var_dump($a);


$b = true;
var_dump($b);
exit;

echo "<pre>";
$arr = [12, 45, 'gdf'];
var_dump($arr);
echo "</pre>";

Include:

<!DOCTYPE html>
<html>
<head>
	<title> This is main page </title>
</head>
<body>

	<?php
		// require 'page.php';
		include 'header.php';
		include 'date.php';
	?>

</body>
</html>

Require:

<!DOCTYPE html>
<html>
<head>
	<title> Another page </title>
</head>
<body>

	<?php require 'header.php'; ?>

</body>
</html>

Session:

set_session.php

session_start();

$_SESSION['name'] = "My name";

test_session.php

session_start();
if (isset($_SESSION['name'])) {
	echo $_SESSION['name'];
} else {
	echo 'Please set the session';
}

protected.php:

<?php
session_start();

if (!isset($_SESSION['name'])) {
	header('Location: main.php');
}
?>

<!DOCTYPE html>
<html>
<head>
	<title> Protected </title>
</head>
<body>
	Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod
	tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam,
	quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
	consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse
	cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non
	proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
</body>
</html>

session_destroy.php:

session_start();

session_destroy();