PHP 选项/信息函数列表 assert - Checks if assertion is FALSE assert_options - Set/get the various assert flags 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 getenv - Gets the value of an environment variable getlastmod - Gets time of last page modification getmyinode - Gets the inode of the current script getopt - Gets options from the command line argument list getrusage - Gets the current resource usages 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_included_files - Returns an array with the names of included or required files get_include_path - Gets the current include_path configuration option 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 ini_alter - 别名 ini_set ini_get - Gets the value of a configuration option ini_get_all - Gets all configuration options 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 phpcredits - Prints out the credits for PHP phpversion - Gets the current PHP version 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 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 assert assert_options dl extension_loaded gc_collect_cycles gc_disable gc_enable gc_enabled getenv getlastmod getmyinode getopt getrusage get_cfg_var get_current_user get_defined_constants get_extension_funcs get_included_files get_include_path get_loaded_extensions get_magic_quotes_gpc get_magic_quotes_runtime get_required_files ini_alter ini_get ini_get_all ini_restore ini_set magic_quotes_runtime main memory_get_peak_usage memory_get_usage phpcredits phpversion php_ini_loaded_file php_ini_scanned_files php_logo_guid php_sapi_name php_uname putenv restore_include_path set_include_path set_magic_quotes_runtime set_time_limit sys_get_temp_dir version_compare zend_logo_guid zend_thread_id zend_version PHP MySQL HTML CSS JavaScript MSSQL AJAX .NET JSP Linux Mac ASP 服务器 SQL jQuery C# C++ java Android IOS oracle MongoDB SQLite wamp 交通频道