PHP also reads HTML, so you can save an HTML file with a PHP extension and upload the new file to your server. ... After Notepad and the code loads, click "Save As" to open the dialog window.

the entrenchment of commercial Web application languages — most notably Microsoft’s ASP (now ASP.Net), Sun’s JSP, and Macromedia’s ColdFusion — seems to leave little room for open source ...

PHP.net hacked, code backdoored. The commits were made to the php-src repo under the account names of two well-known PHP developers, Rasmus Lerdorf and Nikita Popov.