- [assert](/functions/assert) - [assert_options](/functions/assert_options) - [get_cfg_var](/functions/get_cfg_var) - [get_defined_constants](/functions/get_defined_constants) - [get_extension_funcs](/functions/get_extension_funcs) - [get_include_path](/functions/get_include_path) - [get_included_files](/functions/get_included_files) - [get_required_files](/functions/get_required_files) - [getenv](/functions/getenv) - [getlastmod](/functions/getlastmod) - [ini_alter](/functions/ini_alter) - [ini_get](/functions/ini_get) - [ini_get_all](/functions/ini_get_all) - [ini_restore](/functions/ini_restore) - [ini_set](/functions/ini_set) - [php_ini_loaded_file](/functions/php_ini_loaded_file) - [php_ini_scanned_files](/functions/php_ini_scanned_files) - [phpversion](/functions/phpversion) - [putenv](/functions/putenv) - [restore_include_path](/functions/restore_include_path) - [set_include_path](/functions/set_include_path) - [set_time_limit](/functions/set_time_limit) - [version_compare](/functions/version_compare)