PHP Hello World

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This will be a really easy starter tutorial and will go over how to create a Hello World PHP application. I'll be doing a few of these easy starter tutorials then grow from there. We'll be doing PHP, Python & Ruby on Rails. So let's get started with PHP. I'm assuming you already have PHP installed.

Whatever text editor you use; type this data into the file.

<html>
<head>
<title> PHP Tutorial</title>
</head>
<body>
<p>This is only a test</p>
<?php
echo "<p>...from PHP</p>";
?>
</body>
</html>

Save it as test.php, then upload it to your web server.

Access the web site in your web browser and you should see the following output:

This is only a test

...from PHP

And there you have it! Easy wasn't it?

Line by Line Explanation

Basically the only line that has to do with PHP is the one that says :

<?php
echo "<p>...from PHP</p>";
?>

The <?php part means to start interpreting the following as PHP not HTML. The echo "<P>...from PHP</p>"; means to echo (display) the code <p>...from PHP</a> which of course is standard HTML. The quotes are necessary as the trailing ; to show the end of the line.

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