PHP Syntax

1. PHP Opening and Closing Tags

<?php
?>

2. Echo Statement

<?php
echo "Hello World!";
?>

3. PHP Variables

<?php
$name = "John";
$age = 25;
echo $name;
?>

4. Semicolon End

$x = 10;
echo $x;

5. Case Sensitivity

$Name = "Ali";
$name = "Zain";