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PHP Online Compiler

Write PHP, press Run and see the output. Real PHP, in your browser.

  • Free
  • No signup
  • Nothing uploaded
  • No watermark

Source

11 lines
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Program output

281 B
Ctrl+Enter · PHP · runs in your browser

Press Run to execute the program. Output appears here.

Read in this tab. Nothing you paste or open is ever uploaded.

How to Use the PHP Online Compiler Online

PHP Online Compiler: before and after PHP A BEFORE PHP ONLINECOMPILER PHP A AFTER

Runs real PHP in your browser: the genuine interpreter is loaded into the tab, your script runs, and its output — plus any warnings and fatal errors, with the line named — appears beside the code. That is what an online PHP compiler should be, and it is the shape people need for checking a snippet, an interview exercise or a function before it goes into a site. Nothing is sent anywhere: the interpreter loads once per visit and is cached, and the page then works offline. The language and its standard library are complete; what is absent is everything that needs a server around PHP — no database, no web request, no sessions, no filesystem beyond the run — which is the honest boundary of a browser tab. A script that never finishes is stopped after ten seconds.

No software to install Free Works on any device

Step-by-Step Guide to Using the PHP Online Compiler

  1. 1. Write or paste your program on the left — a working example is loaded to start from

  2. 2. Press Run (or Ctrl+Enter)

    When the program asks for input, the question appears in the output with a box — type the answer and press Enter, and it carries on.

  3. 3. Output appears beside the code

    errors name the line. Fix, run again, and Download the file when it is right.

Try it now

What is the PHP Online Compiler?

Runs real PHP in your browser: the genuine interpreter is loaded into the tab, your script runs, and its output — plus any warnings and fatal errors, with the line named — appears beside the code. That is what an online PHP compiler should be, and it is the shape people need for checking a snippet, an interview exercise or a function before it goes into a site. Nothing is sent anywhere: the interpreter loads once per visit and is cached, and the page then works offline. The language and its standard library are complete; what is absent is everything that needs a server around PHP — no database, no web request, no sessions, no filesystem beyond the run — which is the honest boundary of a browser tab. A script that never finishes is stopped after ten seconds.

PHP files

.PHP .PHTML

Write PHP, press Run and see the output. Real PHP, in your browser.

Why Use an Online File Viewer?

Not every computer has the right program for a YAML, VCF, SRT or log file, and installing one just to look inside is a chore. A viewer opens the file in your browser and shows it neatly next to its source text.

“Sometimes you just need to see what is inside the file.”
  • No software to install
  • Data laid out as tables
  • Subtitles shown with timings
  • Code tried out in the page
  • Colour-coded source text
  • Contacts and calendars readable
  • Works on shared computers
  • Private files stay local

Popular Uses for Code and Data Viewers

People open these when a file arrives and nothing on the computer will show it.

  • Checking a JSON response Open a JSON or YAML file as a readable tree instead of one long line.
  • Reading contact backups See the names and numbers inside a VCF file exported from a phone.
  • Opening calendar invites Read the date, time and place in an ICS file before adding it.
  • Checking subtitles View SRT or VTT subtitles with their timings to spot a missing line.
  • Reading log files Scroll through a server or app log with the lines laid out clearly.
  • Previewing CSV and TSV Look at a data file as a table without opening a spreadsheet program.
  • Trying a code snippet Run a short Python or JavaScript example from a tutorial and see the output.
  • Viewing SVG graphics See how an SVG icon or drawing looks next to the markup behind it.

What You Can Do with the PHP Online Compiler

Accepts PHP, PHTML

Highlighting follows the language’s real grammar rather than a list of keywords

Reads a file you have not yet decided to trust, without registering a handler for it

Why Use ToolXkit for PHP Online Compiler?

Your files stay with you

Everything runs inside your browser. Nothing you open or type is uploaded to a server.

File Viewers for Different Users

Developers

Inspect config, env and data files on any machine without an editor installed.

Programming students

Try small programs in Python, JavaScript or SQL without setting anything up.

IT support staff

Open logs, HAR files and settings files that users send in.

Office workers

Read contact, calendar and CSV files that arrive as email attachments.

Video editors

Check subtitle files for timing and text before a video goes out.

Data analysts

Glance at CSV, TSV, JSONL and GeoJSON files before loading them anywhere.

Best Times to View a File Online

A browser viewer is handy when you are:

  • Using a borrowed or office computer
  • Opening an unfamiliar attachment
  • Checking a file before importing it
  • Learning to code without installing
  • Debugging a settings file
  • Proofreading subtitle timings
  • Looking inside a phone backup
  • Reviewing a server log

Frequently Asked Questions

Answers to common questions about this tool.

Is this real PHP?

Yes — the genuine PHP interpreter, loaded into your browser and run inside the tab. Output, warnings and fatal errors are exactly what the command-line php would print, with the line number pulled out for you. Nothing is uploaded; the interpreter loads once per visit and is then cached.

Do I need the opening <?php tag?

No. Paste a full file with <?php or just the statements — a script without the tag is treated as PHP code.

What works and what does not?

The core language, strings, arrays, closures, classes, json_encode, date, preg_* and the standard library all work. There is no database, no filesystem beyond the run, no network and no web server, so $_GET, sessions and curl have nothing to talk to. A script that runs longer than ten seconds is stopped.

How does STDIN work?

Lines the script reads with fgets(STDIN) or file_get_contents("php://stdin") come from the input the page provides; when they run out the script sees end-of-file.

Does PHP Online Compiler upload my file?

No. The file is read by your browser and shown on screen without being sent anywhere. Config files with passwords, contact lists and logs remain on your own computer.

Do the online compilers run real code?

Some languages, such as Python, JavaScript, TypeScript, Lua and SQL, run inside your browser. For others, the page is mainly for reading and sharing the code, so read the note on that page to know what to expect.

Does PHP Online Compiler cost anything or need a login?

Neither. There is no fee, no sign-up and no cap on how many files you open. It works the same on a work laptop, a home computer or a phone.

What if my file is very large?

Large logs and data files depend on your device’s memory, because the whole file is read in the browser. If a huge file feels slow, try a computer with more memory or view a smaller part of it.

Can I open a file from my phone?

Yes. Use the file picker to choose it from your phone’s storage or a downloaded attachment, and the contents appear on the page. A larger screen is easier for long files, but everything works on mobile.

Further reading

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