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symfony/var-dumper

A PHP component that provides a better dump() function for inspecting arbitrary variables, as a replacement for var_dump().

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What is it?

VarDumper is a PHP component from the Symfony framework that walks through any arbitrary PHP variable and renders its structure. It offers a dump() function intended as a more readable replacement for the built-in var_dump().

The component is designed to be used during development and debugging, letting developers inspect nested arrays, objects and other values without writing custom output code. It is distributed as a standalone Composer package under the MIT license, and it is also a component of the main Symfony framework.

Key features

  • 01Provides a dump() function as a replacement for var_dump().
  • 02Walks through arbitrary PHP variables, including nested arrays and objects.
  • 03Installable as a standalone Composer package.
  • 04Also ships as a component of the Symfony framework.

Use cases

  • Inspecting complex variables while debugging a PHP application.
  • Replacing var_dump() calls with a more readable output during development.
  • Exploring the structure of nested arrays and objects in PHP projects.

Topics

#php#debugging#dump#symfony#composer#component#debug#symfony-component

FAQ

What is var-dumper?
A PHP component that provides a better dump() function for inspecting arbitrary variables, as a replacement for var_dump(). VarDumper is a PHP component from the Symfony framework that walks through any arbitrary PHP variable and renders its structure. It offers a dump() function intended as a more readable replacement for the built-in var_dump().
Is var-dumper free to use? What license does it have?
var-dumper is open source under the MIT license. Check the license terms before using it in commercial products.
Is var-dumper still maintained?
Actively maintained. The last commit to var-dumper was on Oct 24, 2026.
What can I use var-dumper for?
Inspecting complex variables while debugging a PHP application. Replacing var_dump() calls with a more readable output during development. Exploring the structure of nested arrays and objects in PHP projects.
Where can I get var-dumper?
The source code and installation instructions are on GitHub: https://github.com/symfony/var-dumper

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