docs/
└── tutorials/
└── php/
├── index.mdx
├── 01-introduction/
│ ├── what-is-php.mdx
│ ├── how-php-works.mdx
│ ├── php-vs-other-languages.mdx
│ ├── php-use-cases.mdx
│ └── php-ecosystem.mdx
├── 02-installation-and-setup/
│ ├── installation-windows.mdx
│ ├── installation-linux.mdx
│ ├── installation-macos.mdx
│ ├── php-cli.mdx
│ ├── php-development-server.mdx
│ ├── editor-and-extensions.mdx
│ └── verify-installation.mdx
├── 03-php-fundamentals/
│ ├── php-tags-and-syntax.mdx
│ ├── comments.mdx
│ ├── variables.mdx
│ ├── constants.mdx
│ ├── data-types.mdx
│ ├── type-declarations.mdx
│ ├── type-juggling.mdx
│ ├── operators.mdx
│ └── output-and-debugging.mdx
├── 04-control-flow/
│ ├── if-else.mdx
│ ├── match-expression.mdx
│ ├── switch.mdx
│ ├── loops.mdx
│ ├── break-and-continue.mdx
│ └── control-flow-practice.mdx
├── 05-arrays-and-strings/
│ ├── indexed-arrays.mdx
│ ├── associative-arrays.mdx
│ ├── multidimensional-arrays.mdx
│ ├── array-functions.mdx
│ ├── string-functions.mdx
│ ├── string-interpolation.mdx
│ ├── regular-expressions.mdx
│ └── dates-and-time.mdx
├── 06-functions/
│ ├── defining-functions.mdx
│ ├── parameters-and-arguments.mdx
│ ├── return-types.mdx
│ ├── named-arguments.mdx
│ ├── variadic-functions.mdx
│ ├── anonymous-functions.mdx
│ ├── arrow-functions.mdx
│ └── variable-scope.mdx
├── 07-web-basics/
│ ├── php-and-html.mdx
│ ├── request-response-cycle.mdx
│ ├── get-and-post.mdx
│ ├── handling-forms.mdx
│ ├── input-validation.mdx
│ ├── output-escaping.mdx
│ ├── file-uploads.mdx
│ └── redirects-and-headers.mdx
├── 08-object-oriented-php/
│ ├── classes-and-objects.mdx
│ ├── constructors-and-destructors.mdx
│ ├── properties-and-methods.mdx
│ ├── visibility.mdx
│ ├── inheritance.mdx
│ ├── interfaces.mdx
│ ├── traits.mdx
│ ├── abstract-classes.mdx
│ ├── static-members.mdx
│ ├── namespaces.mdx
│ ├── enums.mdx
│ ├── readonly-properties.mdx
│ └── object-oriented-principles.mdx
├── 09-error-handling/
│ ├── errors-and-exceptions.mdx
│ ├── try-catch-finally.mdx
│ ├── custom-exceptions.mdx
│ ├── error-reporting.mdx
│ └── logging.mdx
├── 10-files-and-data/
│ ├── reading-and-writing-files.mdx
│ ├── file-system-functions.mdx
│ ├── json-encoding-decoding.mdx
│ ├── csv-processing.mdx
│ ├── environment-variables.mdx
│ └── configuration-management.mdx
├── 11-databases-and-pdo/
│ ├── database-fundamentals.mdx
│ ├── mysql-setup.mdx
│ ├── pdo-introduction.mdx
│ ├── database-connections.mdx
│ ├── prepared-statements.mdx
│ ├── crud-operations.mdx
│ ├── transactions.mdx
│ ├── database-relationships.mdx
│ └── database-security.mdx
├── 12-security/
│ ├── security-fundamentals.mdx
│ ├── password-hashing.mdx
│ ├── sessions-and-cookies.mdx
│ ├── authentication.mdx
│ ├── authorization.mdx
│ ├── csrf-protection.mdx
│ ├── xss-prevention.mdx
│ ├── sql-injection-prevention.mdx
│ ├── secure-file-uploads.mdx
│ └── security-headers.mdx
├── 13-composer-and-ecosystem/
│ ├── composer-introduction.mdx
│ ├── installing-packages.mdx
│ ├── composer-json.mdx
│ ├── autoloading.mdx
│ ├── semantic-versioning.mdx
│ ├── package-development.mdx
│ └── php-coding-standards.mdx
├── 14-modern-php/
│ ├── strict-types.mdx
│ ├── union-and-intersection-types.mdx
│ ├── nullsafe-operator.mdx
│ ├── attributes.mdx
│ ├── generators.mdx
│ ├── iterators.mdx
│ ├── closures-and-callbacks.mdx
│ ├── fibers-overview.mdx
│ └── version-specific-features.mdx
├── 15-rest-apis/
│ ├── http-and-json.mdx
│ ├── routing-basics.mdx
│ ├── building-a-rest-api.mdx
│ ├── request-validation.mdx
│ ├── api-error-handling.mdx
│ ├── authentication-for-apis.mdx
│ └── api-pagination.mdx
├── 16-testing-and-quality/
│ ├── testing-fundamentals.mdx
│ ├── phpunit-setup.mdx
│ ├── unit-testing.mdx
│ ├── integration-testing.mdx
│ ├── mocking-and-dependencies.mdx
│ ├── static-analysis.mdx
│ └── code-formatting.mdx
├── 17-frameworks/
│ ├── framework-overview.mdx
│ ├── laravel-introduction.mdx
│ ├── symfony-introduction.mdx
│ ├── routing-and-controllers.mdx
│ ├── templates-and-views.mdx
│ ├── dependency-injection.mdx
│ └── orm-and-migrations.mdx
├── 18-projects/
│ ├── cli-calculator.mdx
│ ├── contact-form.mdx
│ ├── task-manager.mdx
│ ├── blog-with-pdo.mdx
│ ├── authentication-system.mdx
│ ├── inventory-api.mdx
│ └── capstone-project.mdx
├── 19-deployment-and-performance/
│ ├── production-configuration.mdx
│ ├── apache-and-nginx.mdx
│ ├── php-fpm.mdx
│ ├── docker-for-php.mdx
│ ├── caching-basics.mdx
│ ├── performance-profiling.mdx
│ ├── deployment-checklist.mdx
│ └── troubleshooting.mdx
├── reference/
│ ├── glossary.mdx
│ ├── php-cheatsheet.mdx
│ ├── built-in-functions.mdx
│ ├── operators-reference.mdx
│ ├── error-reference.mdx
│ ├── keyboard-shortcuts.mdx
│ └── official-resources.mdx
└── assets/
├── images/
├── diagrams/
└── examples/