How do I clear cached data in PHP?

How do I clear cached data in PHP?

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.

How do I force clear browser cache?

But you can bypass the cache and force a complete refresh by using some simple hotkeys:

  1. Windows and Linux browsers: CTRL + F5.
  2. Apple Safari: SHIFT + Reload toolbar button.
  3. Chrome and Firefox for Mac: CMD + SHIFT + R.

How do I clear my browser cache HTML?

Click on “Privacy & Security” on the left side menu. Step 4: Scroll down a bit until you find the “Cookies and Site Data” section, then click on “Clear Data…”. Step 5: Select “Cached Web Content” to clear your browser cache. Step 6: Select “Cookies and Site Data” to clear your browser cookies.

How does PHP handle cache?

How to Create a Simple and Efficient PHP Cache

  1. Step One: Create The Top-cache. php File.
  2. Step Two: Create The Bottom-cache. php File.
  3. Step Three: Include Cache Files On Your Page. Now that you have created the two necessary files, you simply have to include them on the PHP page you wish to cache.

Can PHP be cached?

PHP basically has two main types of caching: ‘output caching’ and ‘parser caching’. PHP ‘output caching’ saves a chunk of data somewhere that can later be read by another script faster than it can generate it. ‘Parser caching’ is specific feature.

How do you clear APC cache entries using PHP?

You can use the PHP function apc_clear_cache. Calling apc_clear_cache() will clear the system cache and calling apc_clear_cache(‘user’) will clear the user cache.

How do I fix a corrupted browser cache?

How Do I Fix My Caching Problems Or Clear Web Browser’s Cache?

  1. Try holding down the Shift key while pressing the Refresh button.
  2. Close your browser and re-open it (make sure you are NOT on the cached page) and delete your temporary Internet files (clear your cache).
  3. Restart your computer.

How do I clear cached data?

Android

  1. Open your browser.
  2. Android browser: Go to Menu > More > Settings or Menu > Settings > Privacy & Security. Chrome: Go to Menu > Settings > Privacy.
  3. Android browser: Tap Clear cache, Clear history, and Clear all cookie data as appropriate.

Can I clear cache for one website?

Here’s how to clear the browser cache for just one web page: Open the webpage you want to clear the cache for, and go into Chrome Developer Tools. That’s CMD+Option+I on a Mac, and CTRL+Shift+I or F12 on Windows, Linux, and Chromebooks. Click Empty Cache and Hard Reload in the list of options, and you’re done.

What is cache memory in PHP?

A cache is a collection of duplicate data, where the original data is expensive to fetch or compute (usually in terms of access time) relative to the cache. In PHP, caching is used to minimize page generation time.

What is PHP OpCode caching?

OpCode Caches are a performance enhancing extension for PHP. They do this by injecting themselves into the execution life-cycle of PHP and caching the results of the compilation phase for later reuse. It is not uncommon to see a 3x performance increase just by enabling an OpCode cache.

Does F5 clear cache?

Shift + F5 or Ctrl F5 does not delete the cache, but ignores it. To clear the cache, you need to open the option to clear the browser’s cache, via the shortcut Ctrl + Shift + Delete (or Ctrl + Shift + Del). Warning: by deleting some cookies, you will be disconnected from some tools (Gmail, …).

How do I clear the cache in Chrome?

How to hard refresh browser and clear cache if you’re using Chrome.

  1. Hold down Ctrl and click the Reload button.
  2. Or Hold down Ctrl and press F5.

Can cache data be deleted?

Android works in the same way as iPhone when it comes to deleting cached data. You’ll need to specifically find an app under your settings to delete the cached data.

How do I clear cache and cookies for a particular website?

For Android

  1. Open Chrome and head to Settings.
  2. Then, click on Site Settings > Storage.
  3. Here, you’ll see all the stored data for websites, including cache and cookies.
  4. Select and clear the data for the website you want to.