January 2021
Intermediate to advanced
505 pages
9h 45m
Chinese
Content preview from PHP编程：第4版
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附录
A
函数参考
｜
447
返回包含
path
信息的关联数组。如果给定
options
参数，它会指定返回特别的元素。
PATHINFO_DIRNAME
、
PATHINFO_BASENAME
、
PATHINFO_EXTENSION
和
PATHINFO_FILENAME
都是可用的选项值。
返回的数组包含下列元素
：
dirname
包含
path
的目录
basename
path
的基本名称（参见
basename
），包含文件的扩展名
extension
扩展名，文件名的一段，不包括点
关闭句柄
handle
引用的管道。返回管道中进程运行的结束码。
在远程
host
和特定端口
port
打开持久化的
TCP
或
UDP
连接。默认使用
TCP
；要通过
UDP
连接，
host
必须以
udp://
开始。如果指定了
timeout
，将指明等待多久后结束。
如果连接成功，函数返回可以被
fgets()
和
fputs()
等函数使用的虚拟文件指针。如果
连接失败，返回
false
。如果提供了
error
和
message
，它们会分别被设置成错误代码和错
误字符串。
不同于
fsockopen()
，该函数打开的套接字在完成读写操作后不会自动关闭，如果要明
确地进行关闭要调用
fsclose()
。
返回当前
php.ini
文件所在的路径，如果此路径不存在，则返回
false
。
返回包含
PHP
启动时解析的配置文件的名字的字符串。文件以逗号分隔的列表形式返回。
如果运行时配置选项
--with-cong-le-scan-dir
没有被设置，返回
false
。
返回一个可以链接到 ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.