Use PHP script to view the opened extensions

Official line phpinfo() The function is disabled , But I want to know PHP Installed those extensions , What shall I do? ？

php The expansion package will be compiled during installation , For a running database , see php Extended open status of ,

The first one is ： View through the configuration file .

The second kind ： stay PHP-FPM In the , We can go through phpinfo() Function to view the current PHP Status and extension related information of .

The third kind of ： stay CLI In command line scripts , We can use php -m Command to view the loaded extensions .

A fourth ： Use php Built in functions to view , View through script output , The code is as follows ：

<?php  
print_r(get_loaded_extensions());
?>

　　 adopt get_loaded_extensions The function can return php An array of extended opening conditions , Then you can print it out

　　 By looking at the source code, you can clearly see the opening of the extension ：

　　

in addition , PHP It also provides us with functions that can view the extension status during dynamic operation .

See if the extension has been loaded

echo extension_loaded("redis");
// 1

A very simple function , Its function is to check whether an extension has been loaded . It returns a Boolean value , When the extension is loaded, it returns true , If the extension is not loaded , Then return to false .