(PHP 5 >= 5.2.1, PHP 7) Returns directory path used for temporary files string sys_get_temp_dir ( void ) Returns the path of the directory PHP stores temporary files in by default. Returns: Returns the path of the temporary directory. Examples: sys_get_temp_dir() example <?php // Create a temporary file in the tempo

(PHP 4, PHP 5, PHP 7) Gets the version of the current Zend engine string zend_version ( void ) Returns a string containing the version of the currently running Zend Engine. Returns: Returns the Zend Engine version number, as a string. Examples: zend_version() example <?php echo "Zend engine version: " . zend_version();

(PHP 4, PHP < 5.5) Gets the Zend guid string zend_logo_guid ( void ) This function returns the ID which can be used to display the Zend logo using the built-in image. Returns: Returns PHPE9568F35-D428-11d2-A769-00AA001ACF42. This function has been DEPRECATED and REMOVED as of PHP 5.5.0. Changelog: 5.5

(PHP 4, PHP 5, PHP 7) Limits the maximum execution time bool set_time_limit ( int $seconds ) Set the number of seconds a script is allowed to run. If this is reached, the script returns a fatal error. The default limit is 30 seconds or, if it exists, the max_execution_time value defined in the php.ini. When called, set_time_limit() restarts the timeout counter from zero. In other words, if the timeout is the default 30 sec

(PHP 4, PHP 5) Sets the current active configuration setting of magic_quotes_runtime bool set_magic_quotes_runtime ( bool $new_setting ) Set the current active configuration setting of magic_quotes_runtime. Parameters: new_setting FALSE for off, TRUE for on. Returns: Returns TRUE on success or FALSE on failure. Exception:

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Compares two "PHP-standardized" version number strings mixed version_compare ( string $version1, string $version2 [, string $operator ] ) version_compare() compares two "PHP-standardized" version number strings. The function first replaces _, - and + with a dot . in the version strings and also inserts dots . before and after any non number so that for example '4.3.2RC1' becomes '4.3.2.RC.

(PHP 5, PHP 7) Returns a unique identifier for the current thread int zend_thread_id ( void ) This function returns a unique identifier for the current thread. Returns: Returns the thread id as an integer. Notes: This function is only available if PHP has been built with ZTS (Zend Thread Safety) support and debug mode (--enable-debug).

(PHP 4, PHP 5, PHP 7) Prints out the credits for PHP bool phpcredits ([ int $flag = CREDITS_ALL ] ) This function prints out the credits listing the PHP developers, modules, etc. It generates the appropriate HTML codes to insert the information in a page. Parameters: flag To generate a custom credits page, you may want to use the flag parameter. Pre-defined phpcredits()

(PHP 4, PHP 5, PHP 7) Outputs information about PHP's configuration bool phpinfo ([ int $what = INFO_ALL ] ) Outputs a large amount of information about the current state of PHP. This includes information about PHP compilation options and extensions, the PHP version, server information and environment (if compiled as a module), the PHP environment, OS version information, paths, master and local values of configuration opti

(PHP 4 >= 4.3.0, PHP 5, PHP 7) Sets the include_path configuration option string set_include_path ( string $new_include_path ) Sets the include_path configuration option for the duration of the script. Parameters: new_include_path The new value for the include_path Returns: Returns the old include_path on success or FALSE on failure.