Untitled

<!DOCTYPE html>

<html>
<body>
<h1>My first PHP page</h1>
<?php
echo "Hello World";?><br>
<?php
$x= 5+5;
echo $x;?><br>

<?php
ECHO "Hello World!<br>";
echo "Hello World!<br>";
EcHo "Hello World!<br>";

$color = "red";
echo "My car is " . $color . "<br>";
echo "My house is " . $color . "<br>";
echo "My boat is " . $color . "<br>";

$txt = "W3School.com";
echo "I Love $txt<br>";

$x = 5;
$y = 4;
echo $x+$y."<br>";

function myTest() {
    $x = 5;
    echo "<p>Variable x inside function is: $x</p>";
}
myTest();
echo "<p>Variable x outside function is: $x</p>";
?>
<?php
$x = 5;
$y = 10;
function myTest1(){
	global $x,$y;
	$y=$x+$y;
}
myTest1();
echo $y."<br>";
?>
<?php
$x = 5;
$y = 10;

function myTest2() {
    $GLOBALS['y'] = $GLOBALS['x'] + $GLOBALS['y'];
}

myTest2();
echo $y."<br>";
?>

<?php
function myTest3(){
	static $x=0;
	echo $x."<br>";
	$x++;
}
myTest3();
myTest3();
myTest3();
myTest3();
?>

<?php
echo "<h2>PHP is Fun!</h2>";
echo "Hello world!<br>";
echo "I'm about to learn PHP!<br>";
echo "This ", "string ", "was ", "made ", "with multiple parameters.";
?>

<?php
$txt1="Learn PHP";
$txt2="W3School.com";
$x=5;
$y=4;

echo "<h2>". $txt1."</h2>";
echo "Study PHP at ".$txt2."<br>";
echo $x+$y."<br>";
?>
<?php
$x = 5985;
var_dump($x);
echo "<br>";

$y = 10.365;
var_dump($y);
echo "<br>";
?>
<?php
$cars = array("Volvo","BMW","Toyota");
var_dump($cars);
echo "<br>";
?>
<?php
class car{
	function car(){
		$this->model = "VW";
	}
}

$object = new car();
echo $object->model;
echo "<br>";
?>
<?php
	$x = "Hello world!";
	$x = null;
	var_dump($x);
	echo "<br>";
	echo "<br>";
	echo strrev("bijos");
	echo "<br>";
	echo str_replace("world", "Dolly", "Hello world!");
	echo "<br>";

	define("GREETING", "Welcome to W3Schools.com!");

  function myTest4() {
    echo GREETING;
}
myTest4();
echo "<br>";
  $a=2;
  $b=3;
  echo $a**$b."<br>";

  $t = date("H");
  echo $t."<br>";


 if($t<"10"){
	 echo "Have a good morning!";
 }
 elseif ($t < "20") {
    echo "Have a good day!<br>";
}else {
	echo "Have a good night!<br>";
}


?>


</body>
</html>