PHP Sandbox

online Free

onlinephp.io

Quick Facts

Open Source

Yes

Platforms

web

API Available

no

Account

Required

Skill Level

beginner

Offline Capable

Yes

Output Formats

txt

Max Input Size

64KB

What it does

Online PHP execution environment supporting versions from PHP 4.0.6 through PHP 8.4.10. Compare output across up to 5 PHP versions simultaneously. Features syntax checking, auto-save, customizable themes, and CTRL+Enter execution. Network access is sandboxed for security. Premium removes ads and captchas.

When to use it

Testing decoded malware behavior safely
Comparing PHP version compatibility
Quick function testing without local setup
Validating regex and string operations

When not to use it

Code requiring network access
File system operations
Long-running scripts

Limitations

Network access restricted
System access limited
Premium required for ad-free experience

Frequently Asked Questions

Is PHP Sandbox free to use?

Yes, PHP Sandbox is completely free to use with no subscription required.

What is the file size limit for PHP Sandbox?

The maximum file size for PHP Sandbox is 64KB. This limit applies to the free version.

What platforms does PHP Sandbox support?

PHP Sandbox is available on Web (browser).

Does PHP Sandbox require an account?

No, PHP Sandbox does not require an account. You can use it without signing up.

Is PHP Sandbox open source?

Yes, PHP Sandbox is open source.

What are the limitations of PHP Sandbox?

Network access restricted System access limited Premium required for ad-free experience

What does PHP Sandbox do?

PHP Sandbox is a web-based tool for php & wordpress security. Online PHP execution environment supporting versions from PHP 4.0.6 through PHP 8.4.10. Compare output across up to 5 PHP versions simultaneously. Features syntax checking, auto-save, customizable the

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