Is there a validator for PHP similar to W3C's HTML and CSS validators?

Yes, there is a validator for PHP called PHP CodeSniffer. It checks PHP code against a set of coding standards to ensure consistency and quality. This tool can help identify coding errors, improve code readability, and maintain coding best practices.

php

// Install PHP CodeSniffer using Composer
composer require squizlabs/php_codesniffer

// Run PHP CodeSniffer on your PHP file
vendor/bin/phpcs path/to/your/file.php

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Is there a validator for PHP similar to W3C's HTML and CSS validators?

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