3.variable.php

<?php

$a = "Emran <br>";

echo $a;
echo $a;
echo $a;
echo $a;

$a = "Hello";
$b = "World";

$d = "Emarn " . "hasan <br>";



echo $d;

$c = $a . $b;

echo "How are you : " . $c . '<br>';
echo $c;

echo  "H " , "hasan";
?>