File Open Helper logo
Updated: April 07, 2025

.PHP File Extension

There is only one filetype that uses .PHP file extension and it is PHP Code File.

PHP Code File

File category: Web Files
Developer: Rasmus Lerdorf
Open with: Vim (+10 more)
Platforms: Windows, macOS, Linux, iOS, Android, ChromeOS, iPadOS

A PHP file is a text-based file that contains PHP (Hypertext Preprocessor) code, which is a widely-used server-side scripting language designed specifically for web development. These files typically have the ".php" extension and combine HTML, CSS, JavaScript, and PHP code to create dynamic web pages.

PHP files remain one of the most widely used formats for web development, offering a balance of power, flexibility, and accessibility for developers of all skill levels.

PHP originally stood for "Personal Home Page", but it was later renamed to the recursive acronym "PHP: Hypertext Preprocessor." This reflects its evolution from a simple tool for personal websites to a full-featured programming language for web development.

PHP was created by Rasmus Lerdorf in 1994 and was officially released in 1995. It was initially developed as a simple set of Common Gateway Interface (CGI) binaries written in C to maintain his personal home page. Over time, it evolved into a full-fledged programming language with version 1.0 released in 1995, followed by major updates that significantly expanded its capabilities.

How PHP Files Are Used

By Developers

Web developers use PHP files to:

  • Create dynamic web content
  • Interact with databases (like MySQL, PostgreSQL)
  • Process form submissions
  • Manage user sessions and cookies
  • Generate dynamic images
  • Perform file system operations
  • Create RESTful APIs
  • Build content management systems (like WordPress)

By Web Servers

When a user requests a PHP file through their browser:

  1. The web server sends the request to the PHP interpreter
  2. The PHP code is executed on the server
  3. The interpreter processes the PHP code and generates HTML output
  4. The resulting HTML is sent back to the user's browser
  5. The browser renders the HTML content for the user to view

Unlike HTML or JavaScript files which are processed by the browser, PHP code executes entirely on the server before any content is delivered to the client.

How to Open .PHP as PHP Code File

PHP files can be opened and edited with various tools:

  • Professional IDEs
  • Text Editors
  • Mobile Applications

Or local development environments

  • XAMPP: Cross-platform package with Apache, MySQL, PHP, and Perl
  • MAMP: Mac, Apache, MySQL, and PHP
  • LAMP: Linux, Apache, MySQL, and PHP
  • Docker containers with PHP

How to Convert an PHP File

PHP files can be converted to several other formats depending on your needs:

Static HTML

The most common conversion is from PHP to HTML:

  1. Manual Method: Run the PHP script on a server and save the generated HTML output
  2. Automated Tools: Use website crawlers or static site generators to create static HTML versions
  3. Online Services: Some web services can process PHP files and output static HTML

PDF or Document Formats

PHP code itself can be used to convert content to PDF or other formats:

  1. Use PHP libraries like FPDF, TCPDF, or Dompdf to convert HTML output to PDF
  2. Employ PHP extensions like PhantomJS or Puppeteer to create screenshots or PDFs of rendered pages

Other Programming Languages

Converting PHP code logic to other languages (JavaScript, Python, etc.) typically requires:

  1. Manual rewriting of the code
  2. Following the same logical structure while adapting to the syntax of the target language
  3. Using transpilation tools (limited availability and success rate)

Note that direct conversion of PHP code to other programming languages usually requires human intervention, as automated tools may not perfectly preserve the functionality or security aspects of the original code.

Applications That Open PHP Files

Windows Apps for PHP Files:

macOS Apps for PHP Files:

Linux Apps for PHP Files:

iOS Apps for PHP Files:

  • phpwin Free+
  • Any text editor

    Free

Android Apps for PHP Files:

  • Any text editor

    Free

ChromeOS Apps for PHP Files:

  • Any text editor

    Free

iPadOS Apps for PHP Files:

  • Any text editor

    Free

Similar Pages Your Might Be Interested In