How to check the loading status of PHP extension?

How to check the loading status of PHP extension?

In PHP, extensions are tools used to extend its functionality. By loading different extensions, various functions and features can be added to PHP. However, sometimes we need to check which extensions are loaded in the current PHP environment to facilitate debugging and troubleshooting problems. Here is a detailed introduction on how to check the loading status of PHP extensions.

Method 1: View through the phpinfo function

The phpinfo function can output detailed information about the current PHP environment, including a list of loaded extensions. We can check the PHP extension loading status through the following code:

<?php
phpinfo();
?>

Save the above code as a PHP file, such as info.php, and then access the file through the browser, you can see the detailed PHP information page , which contains a list of loaded extensions.

Method 2: Check through the php command line

In addition to using the browser, we can also check the extension loading status of the current PHP environment through the command line. Execute the following command in the command line:

php -m

This command will list all the extension names loaded in the current PHP environment so that we can quickly view them.

Method 3: View through the get_loaded_extensions function

In PHP, the get_loaded_extensions function can return an array containing the names of all extensions loaded in the current environment. We can view it through the following code:

<?php
$extensions = get_loaded_extensions();
print_r($extensions);
?>

Run the above code and you can see the output expansion list on the command line or in the browser.

To sum up, through the above methods, we can easily view the list of extensions loaded in the current PHP environment, so as to better understand PHP function expansion and debugging issues. Hope these methods are helpful to everyone!

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