PHP 选项/信息 函数

Table of Contents

• assert_options — Set/get the various assert flags
• assert — Checks if assertion is FALSE
• dl — Loads a PHP extension at runtime
• extension_loaded — Find out whether an extension is loaded
• gc_collect_cycles — Forces collection of any existing garbage cycles
• gc_disable — Deactivates the circular reference collector
• gc_enable — Activates the circular reference collector
• gc_enabled — Returns status of the circular reference collector
• get_cfg_var — Gets the value of a PHP configuration option
• get_current_user — Gets the name of the owner of the current PHP script
• get_defined_constants — Returns an associative array with the names of all the constants and their values
• get_extension_funcs — Returns an array with the names of the functions of a module
• get_include_path — Gets the current include_path configuration option
• get_included_files — Returns an array with the names of included or required files
• get_loaded_extensions — Returns an array with the names of all modules compiled and loaded
• get_magic_quotes_gpc — Gets the current configuration setting of magic_quotes_gpc
• get_magic_quotes_runtime — Gets the current active configuration setting of magic_quotes_runtime
• get_required_files — 别名 get_included_files
• getenv — Gets the value of an environment variable
• getlastmod — Gets time of last page modification
• getmygid — Get PHP script owner's GID
• getmyinode — Gets the inode of the current script
• getmypid — Gets PHP's process ID
• getmyuid — Gets PHP script owner's UID
• getopt — Gets options from the command line argument list
• getrusage — Gets the current resource usages
• ini_alter — 别名 ini_set
• ini_get_all — Gets all configuration options
• ini_get — Gets the value of a configuration option
• ini_restore — Restores the value of a configuration option
• ini_set — Sets the value of a configuration option
• magic_quotes_runtime — 别名 set_magic_quotes_runtime
• main — Dummy for main
• memory_get_peak_usage — Returns the peak of memory allocated by PHP
• memory_get_usage — Returns the amount of memory allocated to PHP
• php_ini_loaded_file — Retrieve a path to the loaded php.ini file
• php_ini_scanned_files — Return a list of .ini files parsed from the additional ini dir
• php_logo_guid — Gets the logo guid
• php_sapi_name — Returns the type of interface between web server and PHP
• php_uname — Returns information about the operating system PHP is running on
• phpcredits — Prints out the credits for PHP
• phpinfo — Outputs information about PHP's configuration
• phpversion — Gets the current PHP version
• putenv — Sets the value of an environment variable
• restore_include_path — Restores the value of the include_path configuration option
• set_include_path — Sets the include_path configuration option
• set_magic_quotes_runtime — Sets the current active configuration setting of magic_quotes_runtime
• set_time_limit — 设置脚本最大执行时间
• sys_get_temp_dir — Returns directory path used for temporary files
• version_compare — Compares two "PHP-standardized" version number strings
• zend_logo_guid — Gets the Zend guid
• zend_thread_id — Returns a unique identifier for the current thread
• zend_version — Gets the version of the current Zend engine