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Cette fonction met en cache des informations sur les fichiers. Il n'est donc nécessaire d'appeler clearstatcache () que si l'on fait des opérations multiples sur le même fichier, et que l'on souhaite avoir une version récente des informations.
Definition and Usage The clearstatcache () function clears the file status cache. PHP caches data for some functions for better performance. If a file is to be checked several times in a script, you probably want to avoid caching to get correct results. To do this, use the clearstatcache () function. Syntax clearstatcache (clear_realpath_cache ...
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The clearstatcache()function was first introduced as part of core PHP 4 and work well with the PHP 5, PHP 7, PHP 8.
So we will see the basic usage of the PHP Filesystem clearstatcache()function in this example. So we will just check and print the filesize of the file "sample.txt" which is located in the "/PhpProject" directory. In the code we have used filesize(), fopen(), ftruncate(), and fclose() functions other than clearstatcache(). These functions are usefu...
The unlink() function automatically clears the cache when a file is deleted, then there is no need to use clearstatcache().PHP caches information when using file_exists(), but only for existing files. It does not cache data for files that don't exist.Use clearstatcache()if you are performing multiple operations on the same filename and need to remove cached information about that specific file, as it caches information about specific filenames.The function clearstatcache()is very useful for deleting the cached file status and retrieving the most recent information about a file or function. It is an integrated PHP filesystem function.
The clearstatcache function is used to clear the file status cache in PHP. This function is useful when you need to get updated file information, such as file size or modification time, after performing file operations. Without clearing the cache, the file information may not be up to date, leading to incorrect results in your code.
clearstatcache Supported Versions: PHP 4, PHP 5, PHP 7, PHP 8 Clears file status cache
Apr 3, 2025 · PHP clearstatcache function tutorial shows how to clear file status cache in PHP. Learn clearstatcache with practical examples.
People also ask
What does clearstatcache do in PHP?
Why does PHP Cache data?
How do I clear a cache if a file is deleted?
How to clear realpath cache?
In these cases, you can use the clearstatcache () function to clear the information that PHP caches about a file. You should also note that PHP doesn't cache information about non-existent files. So, if you call file_exists () on a file that doesn't exist, it will return false until you create the file.
