WARNING: You are browsing the documentation for Symfony 4.0 which is not maintained anymore. Consider upgrading your projects to Symfony 4.3.

You are browsing the Symfony 4.0 documentation, which changes significantly from Symfony 3.x. If your app doesn't use Symfony 4.0 yet, browse the Symfony 3.4 documentation.

Profiler

4.0 version

Profiler

Symfony provides a powerful profiler to get detailed information about the execution of any request.

Installation

In applications using Symfony Flex, run this command to install the profiler before using it:

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$ composer require --dev symfony/profiler-pack

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