简介

These functions were placed here because none of the other categories seemed to fit.

需求

要编译本扩展模块无需外部库文件。

安装

本扩展模块作为 PHP 内核的一部分，无需安装即可使用。

运行时配置

这些函数的行为受 php.ini 的影响。

以下是配置选项的简要解释。

资源类型

本扩展模块未定义任何资源类型。

预定义常量

以下常量由本扩展模块定义，因此只有在本扩展模块被编译到 PHP 中，或者在运行时被动态加载后才有效。

目录

connection_aborted Check whether if 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 别名 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