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G?xJv`"9iC ; About this file ;
!),t"Ae?> ;
Da_()e[9p ; 关于这个文件
C6]OAUXy:F ;
6pp $-uS ;;;;;;;;;;;;;;;;;;;
C?o6(p"b ;
(` c
G ; This is the recommended, PHP 4-style version of the php.ini-dist file. It
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; sets some non standard settings, that make PHP more efficient, more secure,
50$W0L$ ; and encourage cleaner coding.
Ryv_1gR! ;
'!Wvqs ;
4TZ cc|B5 ; 这个是推荐的,PHP 4 版本类型的 php.ini-dist 文件,他设置了一些非标准的设置,他们使得
>{nH v) ; PHP更加有效,更加安全,鼓励整洁的编码。
e.8$ga{ ;
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g)1X&> ; The price is that with these settings, PHP may be incompatible with some
x-;`-Uo% ; applications, and sometimes, more difficult to develop with. Using this
Bm /YgQi ; file is warmly recommended for production sites. As all of the changes from
r,;\/^ u* ; the standard settings are thoroughly documented, you can go over each one,
^B]@Lr E^ ; and decide whether you want to use it or not.
;dZMa]X0 ;
BJy;-(JP ;
+>tUz D ; 这样做的代价是,某些应用程序可能在这样的配置下不兼容,在某些情况下,开发会更加困难。
Fr [7 ; 使用这个文件是我门对建设站点的热心建议。每个标准设置的改变都有彻底的说明稳当,你可以
;gB`YNL ; 处理没一个,决定是否使用他们。
yWb4Ify ;
rQr!R$t/[ ;
,Eu?JH&}u ; For general information about the php.ini file, please consult the php.ini-dist
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3CZS) ;
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sn{tra ; 关于 php.ini 的一般信息,请参考 php.ini-dist 文件,包括你的 PHP 的说明
(CE7j<j ;
|5MbAqjzC ;
`^6 ,kI-c ; This file is different from the php.ini-dist file in the fact that it features
@dEiVF`4: ; different values for several directives, in order to improve performance, while
75NRCXh. ; possibly breaking compatibility with the standard out-of-the-box behavior of
AK@L32-S ; PHP 3. Please make sure you read what's different, and modify your scripts
."6[:MF ; accordingly, if you decide to use this file instead.
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LX}C) ;
E=w3=\JP ;
nc?B6IV ; 这个文件和 php.ini-dist 的区别在于它给予了一些指示不同的值,来提高性能,同时可能破坏了
z]@6fM[ ; PHP 3 的标准的 out-of-the-box 特性。
c$h9/H=~ ;
s\3q!A?S3 ;
&JhX+'U ; - register_globals = Off [Security, Performance]
cUk*C ; Global variables are no longer registered for input data (POST, GET, cookies,
\?lz&< ; environment and other server variables). Instead of using $foo, you must use
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Oq ; you can use $_REQUEST["foo"] (includes any variable that arrives through the
fZ{[]dn[ ; request, namely, POST, GET and cookie variables), or use one of the specific
$>q@SJ1q ; $_GET["foo"], $_POST["foo"], $_COOKIE["foo"] or $_FILES["foo"], depending
!#N\b ; on where the input originates. Also, you can look at the
N#k61x ; import_request_variables() function.
m9":{JI.w ; Note that register_globals is going to be depracated (i.e., turned off by
Im?LIgt$ ; default) in the next version of PHP, because it often leads to security bugs.
'EhBRU% ; Read
http://php.net/manual/en/security.registerglobals.php for further
L%h/OD ; information.
'i|rjW( ;
eV};9VJ$F ;
.*5 Z"Q['G ; 全局变量不再注册输入的数据(POST,GET,cookies,环境变量和其他的服务器变量)。作为代替的是使用
~Xv=9@,h ; $foo, 你必须使用 $_REQUEST["foo"] ( 包括所有的通过请求传来的变量,也就是说,POST,GET,和
`dW]4>`O ; cookies 变量)或者根据输入的来源使用指定的 $_GET["foo"],$_POST["foo"],$_COOKIE["foo"]
w0J|u'H ; ,$_FILES["foo"] (访问他们).同时,你可以查看 import_request_variables()函数。
#wR;|pN ;
Zv!{{XO2; ; 注意,这个参数可能在下个版本去掉(默认为off),因为他经常引起安全 bugs.到
GbZ;#^S ;
http://php.net/manual/en/security.registerglobals.php K=\O5#F?3 ; 查看详细内容
jNyoN1M ;
"484n/D ;
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; - display_errors = Off [Security]
iK;opA" ; With this directive set to off, errors that occur during the execution of
CIC[1, ; scripts will no longer be displayed as a part of the script output, and thus,
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,Z,kD ; will no longer be exposed to remote users. With some errors, the error message
QlZ@ To ; content may expose information about your script, web server, or database
!0}\&<8/m ; server that may be exploitable for hacking. Production sites should have this
TzG]WsY_ ; directive set to off.
LKF/u` 0dP ;
^J/)6/TMXm ;
zI;0& ; 设置这个指示为Off,在脚本执行期间发生错误时,不再将错误作为输出的一部分显示,这样就不会暴露给
WF2-$`x ; 远端用户。对于某些错误,错误信息的内容可能暴露你的脚本,web服务器,数据库服务器的信息,可能被
~r*P]*51x ; 黑客利用。最终产品占点需要设置这个指示为off.
dcfe_EuT ;
nsuX*C7 ;
xge7r3i ; - log_errors = On [Security]
#JW+~FU` ; This directive complements the above one. Any errors that occur during the
[(mlv42" ; execution of your script will be logged (typically, to your server's error log,
3iX?~ ; but can be configured in several ways). Along with setting display_errors to off,
~mp0B9L% ; this setup gives you the ability to fully understand what may have gone wrong,
1KE:[YQ1 ; without exposing any sensitive information to remote users.
H)(jh ;
[2c{k ;
b/("Y.r= ; 这个指示补充上面的。所有的发生在脚本运行期间的错误都会纪录在日志中(代表性的,记录在服务器的错误
R9o- `Wz ; 日志中,但是可以配置不同的方式)。随着 display_errors 设置为 off,这个设置给你全面了解到底什么
4=<*Vd`p ; 发生错误的能力,而不会向远端用户暴露任何信息。
W;_E 4 ;
kU l ;
6g:|*w ; - output_buffering = 4096 [Performance]
WcUJhi^\C ; Set a 4KB output buffer. Enabling output buffering typically results in less
!36]ud& ; writes, and sometimes less packets sent on the wire, which can often lead to
\Y|*Nee}XP ; better performance. The gain this directive actually yields greatly depends
P:xT0gtt ; on which Web server you're working with, and what kind of scripts you're using.
hpbf&S4 ;
PAF8Wlg ;
9$*s8}| ; 设置 4KB 的输出缓冲区。打开输出缓冲可以减少写的次数,有时减少线路发送包的数量,这样能提高性能。
7<\C?`q" ; 这个指示真正得到的益处很大程度的依赖于你的工作的 WEB 服务器,以及你使用的脚本。
C(?blv-vM0 ;
V-yUJ#f8[ ;
t T%/r, ; - register_argc_argv = Off [Performance]
Ri7((x]H" ; Disables registration of the somewhat redundant $argv and $argc global
t67Cv/r~ ; variables.
L:&k(YOBA ;
@C8DZ5) ;
I:j3sy ; 禁止注册某些多于的 $argv 和 $argc 全局变量
~mz%E ;
@mQ:7-,~ ;
P ,mN > ; - magic_quotes_gpc = Off [Performance]
Gu0 ,)jy\ ; Input data is no longer escaped with slashes so that it can be sent into
#
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QO;4}rq ; function addslashes() on each input element you wish to send to a database.
KW3+luI6 ;
Li{~=S@N* ;
)7c b6jCU ; 输入数据不再被斜线转义,以便于无需更多的处理就可以发送到SQL数据库里面。作为代替,你可
_.)eL3OF ; 以对每个要发送到数据库的输入元素使用 addslashes()函数。
)6X.Nfkb^k ;
-7qIToO. ;
fz_nsVD ; - variables_order = "GPCS" [Performance]
ZI>km?w ; The environment variables are not hashed into the $HTTP_ENV_VARS[]. To access
Q;/a F` ; environment variables, you can use getenv() instead.
L V{Q,DrP ;
\3YO<E!t ; 环境变量不再进入 $HTTP_ENV_VARS[],你需要用 getenv()来访问环境变量。
8MwK.H[U ;
?}QH=&=^ ;
DvXHK ; - error_reporting = E_ALL [Code Cleanliness, Security(?)]
#/S
{6c ; By default, PHP surpresses errors of type E_NOTICE. These error messages
k+ o|0 ; are emitted for non-critical errors, but that could be a symptom of a bigger
7 A$B{ ; problem. Most notably, this will cause error messages about the use
2 ][DZl ; of uninitialized variables to be displayed.
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