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Homephp教程php手册PHP 杂项函数,php杂项函数

PHP 杂项函数,php杂项函数

函数

描述

connection_aborted()

检查是否断开客户机。

connection_status()

返回当前的连接状态。

connection_timeout()

在 PHP 4.0.5 中不赞成使用。

constant()

返回一个常量的值。

define()

定义一个常量。

defined()

检查某常量是否存在。

die()

输出一条消息,并退出当前脚本。

eval()

把字符串按照 PHP 代码来计算。

exit()

输出一条消息,并退出当前脚本。

get_browser()

返回用户浏览器的性能。

highlight_file()

对文件进行语法高亮显示。

highlight_string()

对字符串进行语法高亮显示。

ignore_user_abort()

设置与客户机断开是否会终止脚本的执行。

pack()

把数据装入一个二进制字符串。

php_check_syntax()

在 PHP 5.0.5 中不赞成使用。

php_strip_whitespace()

返回已删除 PHP 注释以及空白字符的源代码文件。

show_source()

highlight_file() 的别名。

sleep()

延迟代码执行若干秒。

time_nanosleep()

延迟代码执行若干秒和纳秒。

time_sleep_until()

延迟代码执行指定的时间。

uniqid()

生成唯一的 ID。

unpack()

从二进制字符串对数据进行解包。

usleep()

延迟代码执行若干微秒。

 

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