PHP provides set_exception_handler and set_error_handler functions for defining custom exception and error handlers that are invoked when an exception is not caught within a try/catch block or an error occurs...
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Stack traces are useful for testing and debugging purposes. They provide a detailed snapshot of the call sequence leading up to an error, including the function names and the parameters...
PHP offers a range of filter functions, like filter_var and filter_input, to validate variables or superglobals against specified validation rules and parameters. By default, when validation fails, a filter function...
The PHP CLI (Command Line Interface) provides the --ini option, which shows the path of the loaded configuration file (php.ini) as well as the scanned configuration directories. Since PHP 8.5...
Before PHP 8.5 version, obtaining the build date and time of the PHP binary required using the phpinfo function. This approach was cumbersome because the phpinfo prints its output directly...
Since PHP 8.5, we can use the array_first and array_last functions to retrieve the first and last elements of an array. These functions serve as counterparts to array_key_first and array_key_last...
When working on a PHP project that uses Composer, you might occasionally need to retrieve the version of a specific package programmatically. This can be useful for debugging, logging, or...
Xdebug is a popular PHP extension used by developers to debug code, analyze performance, and gain insights into the execution of their applications. It provides features like step debugging, stack...
PHP offers support for extensions, allowing developers to leverage additional functionality beyond the core language. Sometimes, you may want to inspect or interact with a specific extension to understand its...
When working with PHP, it is crucial to verify that the functions you depend on are available before attempting to use them. This is especially important when working with functions...