Downloads
Documentation
Get Involved
Help
Search docs
Getting Started
Introduction
A simple tutorial
Language Reference
Basic syntax
Types
Variables
Constants
Expressions
Operators
Control Structures
Functions
Classes and Objects
Namespaces
Enumerations
Errors
Exceptions
Fibers
Generators
Attributes
References Explained
Predefined Variables
Predefined Exceptions
Predefined Interfaces and Classes
Predefined Attributes
Context options and parameters
Supported Protocols and Wrappers
Security
Introduction
General considerations
Installed as CGI binary
Installed as an Apache module
Session Security
Filesystem Security
Database Security
Error Reporting
User Submitted Data
Hiding PHP
Keeping Current
Features
HTTP authentication with PHP
Cookies
Sessions
Handling file uploads
Using remote files
Connection handling
Persistent Database Connections
Command line usage
Garbage Collection
DTrace Dynamic Tracing
Function Reference
Affecting PHP's Behaviour
Audio Formats Manipulation
Authentication Services
Command Line Specific Extensions
Compression and Archive Extensions
Cryptography Extensions
Database Extensions
Date and Time Related Extensions
File System Related Extensions
Human Language and Character Encoding Support
Image Processing and Generation
Mail Related Extensions
Mathematical Extensions
Non-Text MIME Output
Process Control Extensions
Other Basic Extensions
Other Services
Search Engine Extensions
Server Specific Extensions
Session Extensions
Text Processing
Variable and Type Related Extensions
Web Services
Windows Only Extensions
XML Manipulation
GUI Extensions
Keyboard Shortcuts
?
This help
j
Next menu item
k
Previous menu item
g p
Previous man page
g n
Next man page
G
Scroll to bottom
g g
Scroll to top
g h
Goto homepage
g s
Goto search
(current page)
/
Focus search box
connection_aborted »
« Predefined Constants
PHP Manual
Function Reference
Other Basic Extensions
Misc.
Change language:
English
German
Spanish
French
Italian
Japanese
Brazilian Portuguese
Russian
Turkish
Ukrainian
Chinese (Simplified)
Other
Misc. Functions
Table of Contents
connection_aborted
— Check whether client disconnected
connection_status
— Returns connection status bitfield
constant
— Returns the value of a constant
define
— Defines a named constant
defined
— Checks whether a constant with the given name exists
die
— Alias of exit
eval
— Evaluate a string as PHP code
exit
— Terminate the current script with a status code or message
get_browser
— Tells what the user's browser is capable of
__halt_compiler
— Halts the compiler execution
highlight_file
— Syntax highlighting of a file
highlight_string
— Syntax highlighting of a string
hrtime
— Get the system's high resolution time
ignore_user_abort
— Set whether a client disconnect should abort script execution
pack
— Pack data into binary string
php_strip_whitespace
— Return source with stripped comments and whitespace
sapi_windows_cp_conv
— Convert string from one codepage to another
sapi_windows_cp_get
— Get current codepage
sapi_windows_cp_is_utf8
— Indicates whether the codepage is UTF-8 compatible
sapi_windows_cp_set
— Set process codepage
sapi_windows_generate_ctrl_event
— Send a CTRL event to another process
sapi_windows_set_ctrl_handler
— Set or remove a CTRL event handler
sapi_windows_vt100_support
— Get or set VT100 support for the specified stream associated to an output buffer of a Windows console.
show_source
— Alias of highlight_file
sleep
— Delay execution
sys_getloadavg
— Gets system load average
time_nanosleep
— Delay for a number of seconds and nanoseconds
time_sleep_until
— Make the script sleep until the specified time
uniqid
— Generate a time-based identifier
unpack
— Unpack data from binary string
usleep
— Delay execution in microseconds
Found A Problem?
Learn How To Improve This Page
•
Submit a Pull Request
•
Report a Bug
+
add a note
User Contributed Notes
There are no user contributed notes for this page.
↑
and
↓
to navigate •
Enter
to select •
Esc
to close
Press
Enter
without selection to search using Google