Summary: in this tutorial, you’ll learn how to execute a script that outputs the Hello, World! message on the web browser and command line.
PHP Hello World on the web browser #
First, open the folder htdocs under the xampp folder. Typically, it is located at C:\xampp\htdocs.
Second, create a new folder called helloworld.
Third, create a new file called index.php under the helloworld folder and place the following code in the file:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>PHP - Hello, World!</title>
</head>
<body>
<h1><?php echo 'Hello, World!'; ?></h1>
</body>
</html>Code language: PHP (php)The code in the index.php file looks like a regular HTML document except for the part <?php and ?>.
The code between the opening tag <?php and closing tag ?> is PHP:
<?php echo 'Hello, World!'; ?>Code language: PHP (php)This PHP code prints out the Hello, World message inside the h1 tag using the echo statement:
When PHP executes the index.php file, it evaluates the code and returns the Hello, World! message.
Fourth, launch a web browser and open the URL:
http://localhost:8080/helloworld/Code language: PHP (php)If you see the following on the web browser, then you’ve successfully executed the first PHP script: