Miscellaneous Functions
Introduction
These functions were placed here because none of the other categories seemed to fit.
Requirements
No external libraries are needed to build this extension.
Installation
There is no installation needed to use these functions; they are part of the PHP core.
Runtime Configuration
The behaviour of these functions is affected by settings in php.ini.
Name | Default | Changeable | Changelog |
---|---|---|---|
ignore_user_abort | "0" | PHP_INI_ALL | |
highlight.string | "#DD0000" | PHP_INI_ALL | |
highlight.comment | "#FF8000" | PHP_INI_ALL | |
highlight.keyword | "#007700" | PHP_INI_ALL | |
highlight.bg | "#FFFFFF" | PHP_INI_ALL | Removed in PHP 6.0.0. |
highlight.default | "#0000BB" | PHP_INI_ALL | |
highlight.html | "#000000" | PHP_INI_ALL | |
browscap | NULL | PHP_INI_SYSTEM |
Here's a short explanation of the configuration directives.
- ignore_user_abort boolean
-
FALSE by default. If changed to TRUE scripts will not be terminated after a client has aborted their connection.
See also ignore_user_abort().
- highlight.bg string highlight.comment string highlight.default string highlight.html string highlight.keyword string highlight.string string
-
Colors for Syntax Highlighting mode. Anything that's acceptable in <font color="??????"> would work.
- browscap string
-
Name (e.g.: browscap.ini) and location of browser capabilities file. See also get_browser().
Resource Types
This extension has no resource types defined.
Predefined Constants
The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.
Table of Contents
- connection_aborted — Check whether client disconnected
- connection_status — Returns connection status bitfield
- connection_timeout — Check if the script timed out
- constant — Returns the value of a constant
- define — Defines a named constant
- defined — Checks whether a given named constant exists
- die — Equivalent to exit
- eval — Evaluate a string as PHP code
- exit — Output a message and terminate the current script
- 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
- ignore_user_abort — Set whether a client disconnect should abort script execution
- pack — Pack data into binary string
- php_check_syntax — Check the PHP syntax of (and execute) the specified file
- php_strip_whitespace — Return source with stripped comments and whitespace
- 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 unique ID
- unpack — Unpack data from binary string
- usleep — Delay execution in microseconds