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"Hello, World" in PHP displays nothing

Tags:

php

I am new to PHP, just downloaded it, and wrote a "Hello, World!" program:

<html>
    <body>

    <?php
        $fileName = "test.jpg";
        $txt = "Hello, World!";
        echo $txt;
    ?>

    </body>
</html>

But it doesn't work. I named the file test.php and opened it with Firefox and nothing was displayed.

like image 899
LikeToCode Avatar asked Nov 27 '22 06:11

LikeToCode


2 Answers

You'll have to pass it through a webserver of some kind, for example IIS or Apache, for it to work.

PHP is a server-side language, thus you can't just open the PHP file in a browser. Instead, try googling some free PHP hosts, and upload your files there.

You could for example go for these solutions that will provide you with what you need:

  • WAMP - http://www.wampserver.com/en/ (Windows)
  • XAMPP - http://www.apachefriends.org/en/xampp.html - (Windows, Mac, and Linux)

Those solutions will install Apache, MySQL and PHP and allow you to play locally with PHP development. Later on, if you want to deploy your code, you will have to find an external host (or host it on your own computer).

like image 64
phidah Avatar answered Dec 14 '22 09:12

phidah


You need to have a webserver that you open it through. Simply entering file:///whatever.php does not work, because the file is not parsed by PHP then.

There are several web servers you can chose from, but my advice is Apache, the worlds most popular webserver. I have it running on my Windows XP laptop along with PHP, and it's easy to install and setup, and works great. There are lots of modules that can be installed later if you need them. It's also free, not only as in free beer, but also as in open source.

like image 33
Marius Avatar answered Dec 14 '22 10:12

Marius