PHP Manual
Function Reference
Affecting PHP's Behaviour
APCu
Componere
Error Handling
FFI
OPcache
Output Control
PHP Options/Info
phpdbg
runkit7
uopz
WinCache
Xhprof
Yac
output_reset_rewrite_vars
Introduction
Affecting PHP's Behaviour
PHP Manual
PHP Options and Information
Table of Contents
Introduction
Installing/Configuring
Runtime Configuration
Predefined Constants
PHP Options/Info Functions
assert
— Checks an assertion
assert_options
— Set/get the various assert flags
cli_get_process_title
— Returns the current process title
cli_set_process_title
— Sets the process title
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
gc_mem_caches
— Reclaims memory used by the Zend Engine memory manager
gc_status
— Gets information about the garbage 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
— Alias of get_included_files
get_resources
— Returns active resources
getenv
— Gets the value of a single or all environment variables
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
— Alias of ini_set
ini_get
— Gets the value of a configuration option
ini_get_all
— Gets all configuration options
ini_parse_quantity
— Get interpreted size from ini shorthand syntax
ini_restore
— Restores the value of a configuration option
ini_set
— Sets the value of a configuration option
memory_get_peak_usage
— Returns the peak of memory allocated by PHP
memory_get_usage
— Returns the amount of memory allocated to PHP
memory_reset_peak_usage
— Reset the peak memory usage
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_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_time_limit
— Limits the maximum execution time
sys_get_temp_dir
— Returns directory path used for temporary files
version_compare
— Compares two "PHP-standardized" version number strings
zend_thread_id
— Returns a unique identifier for the current thread
zend_version
— Gets the version of the current Zend engine