A PHP library that implements Golang's defer statement for executing cleanup code after function returns.
PHP Defer is a library that implements Golang's defer statement for PHP, allowing developers to schedule code execution that runs automatically after a function returns. It solves the problem of manual cleanup and resource management by centralizing finalization logic, ensuring it executes even when exceptions occur.
PHP developers who want cleaner resource management patterns, especially those familiar with Golang's defer functionality or working on applications requiring reliable cleanup operations.
Developers choose PHP Defer for its simplicity and reliability in automating cleanup tasks, reducing boilerplate code, and providing exception-safe execution similar to Golang's native defer statement.
Golang's defer statement for PHP
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Requires only two parameters—a context placeholder and a callback—making it straightforward to use, as demonstrated in the basic usage example.
Guarantees deferred callbacks run even when exceptions are thrown, centralizing cleanup logic, which is shown in the exception handling example.
Executes callbacks in LIFO order, matching Golang's defer behavior for predictable and reliable cleanup sequences.
Compatible with PHP versions from 5.3 to 8.0, allowing integration into both legacy and modern codebases, as noted in the installation instructions.
The $context parameter is unused but required, adding boilerplate and potential confusion, as the README admits it's just a placeholder.
Only works within function or method scope, lacking support for class-level or more complex resource management scenarios without additional workarounds.
Introduces an external library for functionality that can be replicated with native PHP constructs like try-finally, potentially adding unnecessary complexity for simple cases.