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Reinitialises the array after being unserialised
Because SplFixedArray is technically an instance of a class aswell, as opposed to traditional arrays, that is what is causing small arrays to be actually sightly more memory consuming if implemented by SplFixedArray, but as this extra few hundred of bytes remains constant, it becomes irrelevant as the size of the array grows.
Simple usage example of `SplFixedArray::__wakeup ()`. SplFixedArray::__wakeup is a PHP function that is used to reinitialize a SplFixedArray object after it has been unserialized. When an object is serialized, it is converted into a string representation that can be stored or transmitted. The __wakeup function allows the object to be restored to its original state with its elements intact.
Sep 4, 2025 · This function has been DEPRECATED as of PHP 8.4.0. Relying on this function is highly discouraged.
The SplFixedArray class provides the main functionalities of array. The main difference between a SplFixedArray and a normal PHP array is that the SplFixedArray must be resized manually and allows only integers within the range as indexes.
Jun 17, 2024 · Benefits of SplFixedArray over Array What are the benefits of using SplFixedArray instead of a normal array in PHP? By implementing one or more interfaces we ensure that the class has all the methods declared in the interface (s).
PHP Manual Function Reference Other Basic Extensions SPL Datastructures SplFixedArray
