PHP 4, PHP 5, PHP 7, PHP 8
get_cfg_var - Gets the value of a PHP configuration option

get_cfg_var( string$option ): string|array|false

Gets the value of a PHP configuration option.

This function will not return configuration information set when the PHP was compiled, or read from an Apache configuration file.

To check whether the system is using a configuration file, try retrieving the value of the cfg_file_path configuration setting. If this is available, a configuration file is being used.



The configuration option name.

Return Values

Returns the current value of the PHP configuration variable specified by option, or false if an error occurs.

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