;;;;;;;;;;;;;;;;;;;
0VB~4NNR ; About this file ;
/*bS~7f1 ;
QMfa~TH#p ; 关于这个文件
[S/]Vk|4 ;
]64mSB ;;;;;;;;;;;;;;;;;;;
*_z5Pa`A ;
NVMhbpX6 ; This is the recommended, PHP 4-style version of the php.ini-dist file. It
Z?5kO-[ ; sets some non standard settings, that make PHP more efficient, more secure,
\S@;>A<J ; and encourage cleaner coding.
'%`Wy@ ;
D/Y .'P:j ;
.sA?}H#wb ; 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
-zd*tujx ; PHP更加有效,更加安全,鼓励整洁的编码。
,"u-V<>6O ;
gHC -Y 0_ ;
wNW9xmS ; The price is that with these settings, PHP may be incompatible with some
\dbjh{ ; applications, and sometimes, more difficult to develop with. Using this
@l^=&53T ; file is warmly recommended for production sites. As all of the changes from
u5EHzoq ; the standard settings are thoroughly documented, you can go over each one,
2Ek6YNx ; and decide whether you want to use it or not.
0*"auGuX ;
\z<B=RT\ ;
v3+\Aq ; 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。
<m80e),~ ; 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
_n(NPFV ; 处理没一个,决定是否使用他们。
}xHoitOD ;
~: f9, ;
% zs 1v] ; For general information about the php.ini file, please consult the php.ini-dist
` =!&9o ; file, included in your PHP distribution.
z$E+xZ ;
pI
|; ;
]}cai1 ; 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
>yn%.Uoh@ ;
d9[*&[2J| ;
n}qHt0N ; This file is different from the php.ini-dist file in the fact that it features
KD^>Vv# ; different values for several directives, in order to improve performance, while
]+W+8)f1M ; possibly breaking compatibility with the standard out-of-the-box behavior of
QH6Lb%]/ ; PHP 3. Please make sure you read what's different, and modify your scripts
85l 1 ; accordingly, if you decide to use this file instead.
Pt?]JJxl- ;
DEaO=p| ;
*lg1iP{] ; 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
Zg|z\VR ; PHP 3 的标准的 out-of-the-box 特性。
Z^>[{|lIA ;
m u(HNj ;
%lchz/ ; - register_globals = Off [Security, Performance]
-L6 rXQV@j ; Global variables are no longer registered for input data (POST, GET, cookies,
a4X J0Tm ; environment and other server variables). Instead of using $foo, you must use
<w}k9(Ds ; you can use $_REQUEST["foo"] (includes any variable that arrives through the
|8h<Ls_ ; request, namely, POST, GET and cookie variables), or use one of the specific
&eT)c<yhyK ; $_GET["foo"], $_POST["foo"], $_COOKIE["foo"] or $_FILES["foo"], depending
'N],d&fu^^ ; on where the input originates. Also, you can look at the
Uq&ne1 ; import_request_variables() function.
bh?Vufd%) ; Note that register_globals is going to be depracated (i.e., turned off by
uYS?# g ; default) in the next version of PHP, because it often leads to security bugs.
\@Gyl_6^ ; Read
http://php.net/manual/en/security.registerglobals.php for further
UHz*Tfjb ; information.
.
x~tEe ;
#JGy2Hk$^ ;
W?G4\ubM3< ; 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
abUn{X+f~ ; $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
(
=->rP ; cookies 变量)或者根据输入的来源使用指定的 $_GET["foo"],$_POST["foo"],$_COOKIE["foo"]
PEoOs ; ,$_FILES["foo"] (访问他们).同时,你可以查看 import_request_variables()函数。
!J[3U
;
cU5x8[2 ; 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
~ @Ib:M ;
http://php.net/manual/en/security.registerglobals.php Bm%:Qc* ; 查看详细内容
xmTa$tR+ ;
MwL'
H< ;
`pN"T?Pk ; - display_errors = Off [Security]
d5]9FIj ; With this directive set to off, errors that occur during the execution of
Y*O7lZuF% ; scripts will no longer be displayed as a part of the script output, and thus,
S)z
jfJR ; will no longer be exposed to remote users. With some errors, the error message
BN@*CG ; content may expose information about your script, web server, or database
dh%C@n:B ; server that may be exploitable for hacking. Production sites should have this
\i "I1xU ; directive set to off.
R5G~A{w0 ;
Y*3qH] ;
}3Pz{{B&+O ; 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
;'dw`)~jQ ; 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
X(1nAeQ ; 黑客利用。最终产品占点需要设置这个指示为off.
s'ntf ;
T.!GEUQ ;
FqQm*k_ ; - log_errors = On [Security]
SMk{159q& ; This directive complements the above one. Any errors that occur during the
U}6'_ PRQ ; execution of your script will be logged (typically, to your server's error log,
/9|1eSUa ; but can be configured in several ways). Along with setting display_errors to off,
tz&=v,_jc ; this setup gives you the ability to fully understand what may have gone wrong,
\^?BC;s^C ; without exposing any sensitive information to remote users.
}?#<)|_5 ;
9">}@1k ;
WYwsTsG{_ ; 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
NyJU?^f&v ; 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
Q}W6?XDu ; 发生错误的能力,而不会向远端用户暴露任何信息。
09 eS&J<R ;
18Pc4~>0 ;
=XJ
SE+ 7 ; - output_buffering = 4096 [Performance]
>f19P+ ; Set a 4KB output buffer. Enabling output buffering typically results in less
;Mc\>i/ ; writes, and sometimes less packets sent on the wire, which can often lead to
s7SW4ff1 ; better performance. The gain this directive actually yields greatly depends
4kNf4l9Y ; on which Web server you're working with, and what kind of scripts you're using.
BkJV{>?_+ ;
w]UYD;f ;
3ZU`} ; 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。
F^IYx~: ; 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!B2.:ja ;
AGn:I?? ;
A(W%G|+ ; - register_argc_argv = Off [Performance]
<dD}4c+/t ; Disables registration of the somewhat redundant $argv and $argc global
wQ*vcbQX* ; variables.
?@(_GrE- ;
#DwTm~V0" ;
cuBOE2vB. ; 禁止注册某些多于的 $argv 和 $argc 全局变量
9cWl/7;zXO ;
WcPDPu~/ ;
]/HSlT= ; - magic_quotes_gpc = Off [Performance]
g[44YrRD ; Input data is no longer escaped with slashes so that it can be sent into
kG
&.| ; SQL databases without further manipulation. Instead, you should use the
4s^5t6 ; function addslashes() on each input element you wish to send to a database.
-wC;pA#o ;
U'UV=:/- ;
}/[tB ; 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
={W;8BUV%^ ; 以对每个要发送到数据库的输入元素使用 addslashes()函数。
8}\VlH] ;
.Frc:Y{ ;
782be-n ; - variables_order = "GPCS" [Performance]
B+iVK(j'[v ; The environment variables are not hashed into the $HTTP_ENV_VARS[]. To access
1SP)`Q ; environment variables, you can use getenv() instead.
'73dsOTIT ;
J8J~$DU\Gv ; 环境变量不再进入 $HTTP_ENV_VARS[],你需要用 getenv()来访问环境变量。
Iu jly f ;
?a7PxD. ;
n wToZxHZ~ ; - error_reporting = E_ALL [Code Cleanliness, Security(?)]
*&+e2itmp ; By default, PHP surpresses errors of type E_NOTICE. These error messages
5iz]3]}% ; are emitted for non-critical errors, but that could be a symptom of a bigger
9loWh5_1Z ; problem. Most notably, this will cause error messages about the use
|zKe*H/ ; of uninitialized variables to be displayed.
{%9)l, ;
\ZigG{ ;
m7zen530 ; 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。
rF2`4j&! ; 大多数提醒是那些没有初始化变量引起的错误信息。
x
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