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?Z[[2\DR ; About this file ;
h_,i&d@( ;
j@3Q;F0ba ; 关于这个文件
q\4Xs$APq ;
T;a}#56{^ ;;;;;;;;;;;;;;;;;;;
~H<6gN<j(. ;
+.b,AqJ/ ; This is the recommended, PHP 4-style version of the php.ini-dist file. It
.2Elr(&*h ; sets some non standard settings, that make PHP more efficient, more secure,
H;k~oIsk ; and encourage cleaner coding.
3<f}nfB%r? ;
2E)-M9ds ;
,Np0wg0 ; 这个是推荐的,PHP 4 版本类型的 php.ini-dist 文件,他设置了一些非标准的设置,他们使得
k|PN0&J ; PHP更加有效,更加安全,鼓励整洁的编码。
fW1CFRHH ;
:vQrOn18p ;
K)|G0n*qS ; The price is that with these settings, PHP may be incompatible with some
U@)eTHv}6 ; applications, and sometimes, more difficult to develop with. Using this
i^Y+?Sx ; file is warmly recommended for production sites. As all of the changes from
CXx*_@}MU ; the standard settings are thoroughly documented, you can go over each one,
\\H}`0m: ; and decide whether you want to use it or not.
?(F6#"/E ;
,pQZ@I\z ;
;)z:fToh ; 这样做的代价是,某些应用程序可能在这样的配置下不兼容,在某些情况下,开发会更加困难。
k&vz7Q`T ; 使用这个文件是我门对建设站点的热心建议。每个标准设置的改变都有彻底的说明稳当,你可以
2,b(,3{`4: ; 处理没一个,决定是否使用他们。
BLf>_bUk ;
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o6K# ;
pG^ ; For general information about the php.ini file, please consult the php.ini-dist
=M[bnq*\ ; file, included in your PHP distribution.
lc1(t:"[ ;
qUW!
G&R ;
4=.89T#< ; 关于 php.ini 的一般信息,请参考 php.ini-dist 文件,包括你的 PHP 的说明
m{cGK`/\ ;
_Gi4A ;
oC: {aK6\ ; This file is different from the php.ini-dist file in the fact that it features
G+"t/?/ ; different values for several directives, in order to improve performance, while
li'YDtMKCY ; possibly breaking compatibility with the standard out-of-the-box behavior of
:B5Fdp3 ; PHP 3. Please make sure you read what's different, and modify your scripts
RVA(Q[ ; ; accordingly, if you decide to use this file instead.
Val|n*% ;
6"5A%{J ;
p\tm:QWD; ; 这个文件和 php.ini-dist 的区别在于它给予了一些指示不同的值,来提高性能,同时可能破坏了
03qQ'pq ; PHP 3 的标准的 out-of-the-box 特性。
rIu$pZO ;
S\YTX%Xm} ;
gw3K+P ; - register_globals = Off [Security, Performance]
%G/hD ; Global variables are no longer registered for input data (POST, GET, cookies,
(pCrmyB ; environment and other server variables). Instead of using $foo, you must use
F Q7T'G![ ; you can use $_REQUEST["foo"] (includes any variable that arrives through the
uLL]A>vR ; request, namely, POST, GET and cookie variables), or use one of the specific
+yH7v5W ; $_GET["foo"], $_POST["foo"], $_COOKIE["foo"] or $_FILES["foo"], depending
z2_*%S@ ; on where the input originates. Also, you can look at the
.B]MpmpK ; import_request_variables() function.
IS{wtuA. ; Note that register_globals is going to be depracated (i.e., turned off by
pnowy; ; default) in the next version of PHP, because it often leads to security bugs.
#@9/g ; Read
http://php.net/manual/en/security.registerglobals.php for further
*K6g\f]b # ; information.
FaQe_; ;
L~rBAIdD ;
vrhT<+q ; 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
oim9<_ ; $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
t?x<g <PJ4 ; cookies 变量)或者根据输入的来源使用指定的 $_GET["foo"],$_POST["foo"],$_COOKIE["foo"]
,c$_t+ ; ,$_FILES["foo"] (访问他们).同时,你可以查看 import_request_variables()函数。
j_!F*yul ;
7{)G_?Q& ; 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
9Zt`u,; ;
http://php.net/manual/en/security.registerglobals.php jrlVvzZ ; 查看详细内容
~ Ei $nV ;
,]ma+(| ;
GmeQ`;9, ; - display_errors = Off [Security]
hz;G$cuEE ; With this directive set to off, errors that occur during the execution of
h-#6av: ; scripts will no longer be displayed as a part of the script output, and thus,
nwB_8mN| ; will no longer be exposed to remote users. With some errors, the error message
QT<
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0 ; content may expose information about your script, web server, or database
1R{!]uh ; server that may be exploitable for hacking. Production sites should have this
,.83m%i ; directive set to off.
['X]R:3h ;
"3)C'WlEy/ ;
hl7bzKO*w ; 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
@uqd.Q ; 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
?wiCQ6*$ ; 黑客利用。最终产品占点需要设置这个指示为off.
|+FubYf?$ ;
~q@|l3?$ ;
1MP~dRZ$ ; - log_errors = On [Security]
MSQEO4ge ; This directive complements the above one. Any errors that occur during the
zl>nSndRE ; execution of your script will be logged (typically, to your server's error log,
!*F1q|R ; but can be configured in several ways). Along with setting display_errors to off,
Sz)' ogl ; this setup gives you the ability to fully understand what may have gone wrong,
0_95|3kc ; without exposing any sensitive information to remote users.
=)H.cuc ;
w(*vj ;
+qtJaYf/0 ; 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
(lBCO?`fx ; 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
*v
jmy/3 ; 发生错误的能力,而不会向远端用户暴露任何信息。
2\A$6N;_ ;
Ja7R2-0ii# ;
DkY4MH? ; - output_buffering = 4096 [Performance]
|"X*@s\' ; Set a 4KB output buffer. Enabling output buffering typically results in less
xaq-.IQAM$ ; writes, and sometimes less packets sent on the wire, which can often lead to
8rnwXPBN ; better performance. The gain this directive actually yields greatly depends
N_kMK ; on which Web server you're working with, and what kind of scripts you're using.
|C;=-| ;
Z58X5" ;
?>D+ge ; 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。
(Du@ S ; 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。
Zw
26 ;
IXMop7~ ;
~rE|%o ; - register_argc_argv = Off [Performance]
V%7WUq ; Disables registration of the somewhat redundant $argv and $argc global
knu,"< ; variables.
?yrX)3hyH ;
vsCCB}7\ ;
=1FRFZI!j ; 禁止注册某些多于的 $argv 和 $argc 全局变量
q 6:dy ;
Uu10)/.LC ;
UAkT*'cB ; - magic_quotes_gpc = Off [Performance]
'1P2$# ; Input data is no longer escaped with slashes so that it can be sent into
[i21FX ; SQL databases without further manipulation. Instead, you should use the
9N#_(uwt ; function addslashes() on each input element you wish to send to a database.
L:KF_W.I+ ;
*)$Uvw E ;
>a!/QMh ; 输入数据不再被斜线转义,以便于无需更多的处理就可以发送到SQL数据库里面。作为代替,你可
)#0O>F~ ; 以对每个要发送到数据库的输入元素使用 addslashes()函数。
. oF
&Ff/[ ;
|sJ[0z ;
*.ll<p+(- ; - variables_order = "GPCS" [Performance]
y2Q&s9$Do ; The environment variables are not hashed into the $HTTP_ENV_VARS[]. To access
Maha$n* ; environment variables, you can use getenv() instead.
d\&U*= ;
/kZebNf6H ; 环境变量不再进入 $HTTP_ENV_VARS[],你需要用 getenv()来访问环境变量。
}Sm(]y ;
KB3Htw%W[+ ;
?hZAxR\ ; - error_reporting = E_ALL [Code Cleanliness, Security(?)]
pz!Zs."f) ; By default, PHP surpresses errors of type E_NOTICE. These error messages
2RVN\?s: ; are emitted for non-critical errors, but that could be a symptom of a bigger
7X`g,b! ; problem. Most notably, this will cause error messages about the use
0#7>o^2 ; of uninitialized variables to be displayed.
n*R])=F@c ;
YquI $PV _ ;
'Cb6Y#6 ; 默认的,PHP 给出 E_NOTICE 错误类型,这些错误信息不是核心错误,但是可能是个更大错误的隐患。
uanhr)Ys ; 大多数提醒是那些没有初始化变量引起的错误信息。
gDQ^)1k ;
6C1#/ ;
J|W<; ; - allow_call_time_pass_reference = Off [Code cleanliness]
1jmjg~W ; It's not possible to decide to force a variable to be passed by reference
JK7G/]j+Ez ; when calling a function. The PHP 4 style to do this is by making the
A9KET$i@v ; function require the relevant argument by reference.
.Yamc#A- ;
/ H[=5 ;
QGMV}y ; 在调用函数时,不可能决定强制传递变量的引用。PHP 4 里通过函数请求相关参数的引用来实现
a(m2n.0'> ;
e[{0)y>= ;
|0&IXOW"XF v^sv<4*% ;;;;;;;;;;;;;;;;;;;;
paA(C|%{ ; Language Options ;
AwCcK6N1 ;
on!,c>nNa ;
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