;;;;;;;;;;;;;;;;;;;
~p'DPg4 ; About this file ;
s(3iGuT ;
gL-\@4\wc ; 关于这个文件
o@! !I w ;
P: 3%#d~q ;;;;;;;;;;;;;;;;;;;
,VTX7vaH ;
V1= (^{p8 ; This is the recommended, PHP 4-style version of the php.ini-dist file. It
cz6\qSh\, ; sets some non standard settings, that make PHP more efficient, more secure,
F,l%SQCyj ; and encourage cleaner coding.
}ippi6b:r ;
(9X>E+0E ;
A!\-e*+W= ; 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
&9*MO ; PHP更加有效,更加安全,鼓励整洁的编码。
F#az& ;
n!>#o1Qr ;
oO8opS7F ; The price is that with these settings, PHP may be incompatible with some
TM1D|H ; applications, and sometimes, more difficult to develop with. Using this
N!hS`< } ; file is warmly recommended for production sites. As all of the changes from
9}TQu0 ; the standard settings are thoroughly documented, you can go over each one,
oD=6D9c? ; and decide whether you want to use it or not.
(XDK&]U ;
IxxA8[^V ;
@N'0:0Nb_ ; 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。
{q}#
Sq ; 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
ji(Y?vhQt ; 处理没一个,决定是否使用他们。
w&E*{{otJ ;
oB8x_0#n ;
V,W":&!x ; For general information about the php.ini file, please consult the php.ini-dist
B,]:<1l~ ; file, included in your PHP distribution.
,7{}}l ;
df$VC ;
nLfITr|5 ; 关于 php.ini 的一般信息,请参考 php.ini-dist 文件,包括你的 PHP 的说明
]rs7%$ZW ;
FKN!*}3 ;
;%V%6:5 ; This file is different from the php.ini-dist file in the fact that it features
yN Bb(!u ; different values for several directives, in order to improve performance, while
-UhGacw ; possibly breaking compatibility with the standard out-of-the-box behavior of
IRxFcLk ; PHP 3. Please make sure you read what's different, and modify your scripts
t ;~H6 ; accordingly, if you decide to use this file instead.
=rrbS8To= ;
fcC?1M[BP~ ;
>[U.P)7; ; 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
ny,a5zEnF ; PHP 3 的标准的 out-of-the-box 特性。
^:yg,cS|Be ;
pOz4>R ;
*YI>Q@F9 ; - register_globals = Off [Security, Performance]
9u->.O: p ; Global variables are no longer registered for input data (POST, GET, cookies,
;Npv 2yAab ; environment and other server variables). Instead of using $foo, you must use
b3,&RUF ; you can use $_REQUEST["foo"] (includes any variable that arrives through the
o9Z!Z^ ; request, namely, POST, GET and cookie variables), or use one of the specific
f/&k$,w ; $_GET["foo"], $_POST["foo"], $_COOKIE["foo"] or $_FILES["foo"], depending
\~YyY'J ; on where the input originates. Also, you can look at the
G \S >H ; import_request_variables() function.
xlH?J;$ ; Note that register_globals is going to be depracated (i.e., turned off by
b[MdA|C%j ; default) in the next version of PHP, because it often leads to security bugs.
hR] AUH ; Read
http://php.net/manual/en/security.registerglobals.php for further
A`D^}F6 ; information.
rLfhm
Ds%u ;
.$k2.-k ;
m R? } gR ; 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
V(Dn!Nz ; $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
>;;tX3( ; cookies 变量)或者根据输入的来源使用指定的 $_GET["foo"],$_POST["foo"],$_COOKIE["foo"]
_c W(R,i ; ,$_FILES["foo"] (访问他们).同时,你可以查看 import_request_variables()函数。
6.!3g(w ;
H(1(H0Kj" ; 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
t[.wx.y&0 ;
http://php.net/manual/en/security.registerglobals.php G}lP'9/ ; 查看详细内容
Ofyz,%
|Q ;
%Ny`d49& ;
#xopJa Y ; - display_errors = Off [Security]
?B&@
; With this directive set to off, errors that occur during the execution of
l9 |x7GB ; scripts will no longer be displayed as a part of the script output, and thus,
XgfaTX* ; will no longer be exposed to remote users. With some errors, the error message
O;ty
k_yM ; content may expose information about your script, web server, or database
FZEK-]h. ; server that may be exploitable for hacking. Production sites should have this
Zy -&g: ; directive set to off.
M99gDN ;
PKx ewd ;
SseMTw: ; 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
&y}nd
7o ; 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
g8_C|lVZi ; 黑客利用。最终产品占点需要设置这个指示为off.
E[FRx1^R9 ;
LE|*Je3a ;
as{^~8B ; - log_errors = On [Security]
1xJc[q ; This directive complements the above one. Any errors that occur during the
\I"UW1)B ; execution of your script will be logged (typically, to your server's error log,
5nGDt~a ; but can be configured in several ways). Along with setting display_errors to off,
8%$Vj ; this setup gives you the ability to fully understand what may have gone wrong,
WB=pRC@ ; without exposing any sensitive information to remote users.
Cyb-}l ;
H8ws6}C ;
C XQPbt[5 ; 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
4@wH4H8 ; 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
F=29"1 ._ ; 发生错误的能力,而不会向远端用户暴露任何信息。
*hT1_ ;
6PS #Zydb ;
Ua@rp3fr ; - output_buffering = 4096 [Performance]
o@o6<OP^ ; Set a 4KB output buffer. Enabling output buffering typically results in less
myVV5#{ ; writes, and sometimes less packets sent on the wire, which can often lead to
9Q#eu~R ; better performance. The gain this directive actually yields greatly depends
6!,Am^uXM ; on which Web server you're working with, and what kind of scripts you're using.
JYbE(&l%de ;
0RLyAC| ;
_/W[=c ; 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。
3q>6gaTv ; 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。
[3s p ;
Z(S=2r. ;
}+L!r53g6 ; - register_argc_argv = Off [Performance]
+q==Y/z ; Disables registration of the somewhat redundant $argv and $argc global
R|%R-J] ; variables.
Y=oj0(Q* ;
93Yo}6> ;
fwojFS.K ; 禁止注册某些多于的 $argv 和 $argc 全局变量
_)7dy2%{q ;
H(^O{JC]y! ;
w>IYrSaa> ; - magic_quotes_gpc = Off [Performance]
~=Y<B/ ; Input data is no longer escaped with slashes so that it can be sent into
LvJ')HG ; SQL databases without further manipulation. Instead, you should use the
*nB fF{y ; function addslashes() on each input element you wish to send to a database.
Fr}e-a ;
IX7|_ci ;
-$(,&qyk ; 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
l_lm)'ag ; 以对每个要发送到数据库的输入元素使用 addslashes()函数。
sOJH$G3O ;
zFjG20w%3g ;
8?GS :+ ; - variables_order = "GPCS" [Performance]
P&/PCSf ; The environment variables are not hashed into the $HTTP_ENV_VARS[]. To access
^N!l$&= ; environment variables, you can use getenv() instead.
}LH>0v_<Y ;
web=AQ5I4 ; 环境变量不再进入 $HTTP_ENV_VARS[],你需要用 getenv()来访问环境变量。
jb' hqz ;
p%A(5DE ;
62B` Z5j# ; - error_reporting = E_ALL [Code Cleanliness, Security(?)]
Phsdn`, ; By default, PHP surpresses errors of type E_NOTICE. These error messages
5q`d=L, ; are emitted for non-critical errors, but that could be a symptom of a bigger
O jkbv ; problem. Most notably, this will cause error messages about the use
^|6%~jkD5 ; of uninitialized variables to be displayed.
W^2Q"c#7F ;
{d\erG( ;
()}B]? ; 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。
1n! JfsU ; 大多数提醒是那些没有初始化变量引起的错误信息。
APT'2-I_ ;
T/
CI?sn ;
s D]W/ ; - allow_call_time_pass_reference = Off [Code cleanliness]
rsP3?.E ; It's not possible to decide to force a variable to be passed by reference
uf*sI ; when calling a function. The PHP 4 style to do this is by making the
0gBD ; function require the relevant argument by reference.
_C v({m&N ;
%C=
{\]-2~ ;
wSp1ChS k ; 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
"`DCXn#mB ;
f[n#Eu} ;
Y8I$JBO A/W-'%+` ;;;;;;;;;;;;;;;;;;;;
(lhbH]I ; Language Options ;
0@rrY ;
h:[PO6GdX ;
k--.g(T ; 语言配置
0px@3/ ;
=KwG;25hX ;
30Nya$$A= ;;;;;;;;;;;;;;;;;;;;
slEsSR'J] uG\+`[-{0 ; Enable the PHP scripting language engine under Apache.
E+$vIYq:W ;
x. r~e)x= ;
t;9f7~ ; 允许在Apache下的PHP脚本语言引擎
[R j=k)aBm ;
<CL0@?*i9 ;
D"F5-s7 engine = On
jxL5L[ Ys10r-kDS ; Allow the tags are recognized.
+XU*NAD,! ;
NYD#I{h ;
[{_JO+)+n ; 允许 标记
6uQfe?aD ;
9hI4',(rE ;
o}p6qB=;1 short_open_tag = On
fmH$1C< 3OV#H% ; Allow ASP-style tags.
xW{_c[oA ;
^;B
vd! ;
h"KN)xi$ ; 允许 ASP 类型的 标记
w%cd$"EH ;
R|h9ilc ;
5AR\'||u asp_tags = Off
4J2NIFZ _;J7#j~} ; The number of significant digits displayed in floating point numbers.
E.?|L-fy ;
/4j'?hB<g ;
jRK<FK ; 浮点数显示的有意义的数字(精度)
u >H^bCXI ;
$%VFk 53I ;
JoA^9AYhR precision = 14
L <Q1acoZm ;$(a+? ; Enforce year 2000 compliance (will cause problems with non-compliant browsers)
+bvY*^i ;
Q"CZ}B1< ;
MP?9k )f ; 强制遵从 2000 年(会在不遵从的浏览器上引起错误)
1i9}mzy% ;
-[~ UX!XFM ;
.O'S@ %] y2k_compliance = Off
zbP0! HE+y1f] ; Output buffering allows you to send header lines (including cookies) even
,U2
/J ; after you send body content, at the price of slowing PHP's output layer a
J0w[vrs&] ; bit. You can enable output buffering during runtime by calling the output
3A]Y=gfa ; buffering functions. You can also enable output buffering for all files by
\`r5tQ r ; setting this directive to On. If you wish to limit the size of the buffer
BCF-lrZ& ; to a certain size - you can use a maximum number of bytes instead of 'On', as
gNl@T ; a value for this directive (e.g., output_buffering=4096).
gOa'o< ;
fk`y}#7M ;
}:YS$'by ; 输出缓冲允许你在主体内容发送后发送头信息行(包括 cookies),作为代价,会稍微减慢一点PHP
4~4PZ ; 输出层的速度。你可以在运行期间通过调用输出缓冲函数来打开输出缓冲。你也可以通过设置这个
Os9xZ ; 指示来对虽有的文件打开输出缓冲。如果你想限制缓冲区大小为某个尺寸,你可以使用一个允许最大
h<i.@& ; 的字节数值代替 "On",作为这个指示的值。
Z=DAA+T` ;
L #p-AK ;
c]F$$BT output_buffering = 4096
r ,|T@|{ qev1bBW ; You can redirect all of the output of your scripts to a function. For
<iiu% ; example, if you set output_handler to "ob_gzhandler", output will be
tR!eY t ; transparently compressed for browsers that support gzip or deflate encoding.
R>[2}R30 ; Setting an output handler automatically turns on output buffering.
R_.C,mR ? ;
?stx3sZ ;
WA~|:S+ ; 你可以重新定向脚本所有输出到一个函数。例如,你可以设置 output_handler 为 "ob_gzhandler",
Afo(! v ; 输出将会被明显的被压缩到支持 gzip 或 deflate 编码的浏览器。设置一个输出管理会自动打开
|h(!CFR ; 输出缓冲
7Q} P}9n ;
#\iQ`Q<B ;
u&".kk output_handler =
|vA3+kG
T5,/;e ; Transparent output compression using the zlib library
<r.f ?chf ; Valid values for this option are 'off', 'on', or a specific buffer size
iSo+6gu ; to be used for compression (default is 4KB)
e2;19bj& ;
Ua\g*Cxh ;
2pH2s\r<UJ ; 使用 zlib 库进行输出压缩,可以指定 off/on 或者用于压缩的缓冲大小
3Z NYR' ;
):jKsP
, ;
GIsXv 2 zlib.output_compression = Off
e`'O! }8GCOY ; Implicit flush tells PHP to tell the output layer to flush itself
j"HB[N ; automatically after every output block. This is equivalent to calling the
ry3;60E\) ; PHP function flush() after each and every call to print() or echo() and each
i 4lR$]@ ; and every HTML block. Turning this option on has serious performance
WZdA<<,:o ; implications and is generally recommended for debugging purposes only.
pNr3u ;
I5>HB;Q ;
w<&Nn`V ; 隐含的通知PHP的输出层在每个输出块后自己自动刷新。等同于在每个 print() 或者 echo()
]K?z|&N|HK ; 和每个HTML块后面都调用 flush()函数。打开这个配置会引起严重的隐含执行,一般推荐在用于
4vPQuk! ; 调试目的时使用。
a*6x^R;) ;
+Vt@~Z4K ;
O*rKV2\ implicit_flush = Off
rPkV=9ull, bV|:MW<Wv ; Whether to enable the ability to force arguments to be passed by reference
<_8\}! ; at function call time. This method is deprecated and is likely to be
' ~ lC85 ; unsupported in future versions of PHP/Zend. The encouraged method of
YN9ug3O+ ; specifying which arguments should be passed by reference is in the function
FVT_%"%C9 ; declaration. You're encouraged to try and turn this option Off and make
]pl g@ ; sure your scripts work properly with it in order to ensure they will work
T/MbEqAf ; with future versions of the language (you will receive a warning each time
KQaw*T[Q3w ; you use this feature, and the argument will be passed by value instead of by
e(x1w&8dB ; reference).
/cexd_l|f ;
GKH7Xx( ;
F N;X"it. ; 是否允许在函数调用期间有强制参数以引用的形式传递的能力。这个方法不赞成使用,在将来的
Erl"X}P ; PHP和Zend版本里面可能不支持。鼓励的方法是在函数声明时指定哪个参数通过引用传递。鼓励你
nsij;C ; 尝试关闭这个参数,确认你的脚本能够正常运行,以便在以后版能里面正确运行(你会在每次使用
i*..]!7e ; 这个特性时得到一个警告,并且参数以值来传递,代替引用)
z<ptrH ;
0wB ?U~ ;
BQ,]]}e43z allow_call_time_pass_reference = Off
p82&X+v/p X3". zv||&Hi ;
.Gh-T{\V' ; Safe Mode
thOQcOf0$ ;
0XSZ3dY&+ ;
&9, 6<bToP ; 安全模式
QL"fC;xUn, ;
!FZb3U@ ;
;B o 2$ ;
YMj
z,N safe_mode = Off
$dFEC}1t
?%i|].<-' ; By default, Safe Mode does a UID compare check when
Cd#[b)d ?^ ; opening files. If you want to relax this to a GID compare,
}N:0%Gk[; ; then turn on safe_mode_gid.
.T
L0cf To ;
bqFGDmu6' ;
*I(>[m! ; 安全模式默认的在打开文件时进行 UID 比较检查,如果你想放宽他为GID比较,打开这个参数
TjncW/\Z ;
Dsw(ti`@ ;
hZVF72D26 safe_mode_gid = Off
vi["G7 .AH#D}m ; When safe_mode is on, UID/GID checks are bypassed when
HZ5*PXg~ ; including files from this directory and its subdirectories.
q El:2 < ; (directory must also be in include_path or full path must
X2(TuR*t ; be used when including)
A&~G ;
i*#Gq6qZq ;
h35x'`g7+r ; 在安全模式,当包含如下目录和子目录文件时,绕过 UID/GID检查(路径必须在 include_path下面
!F/;WjHz ; 或者在包含时使用完整路径
YU9xAN i6 ;
M,8a$Mdqh ;
1&ZG6#16q safe_mode_include_dir =
` fu( BOrfKtG\ ; When safe_mode is on, only executables located in the safe_mode_exec_dir
\'&:6\-fw ; will be allowed to be executed via the exec family of functions.
R#`hT ;
q%bNT ;
;iy]mPd ; 在安全模式下,只有给出目录下可以通过 exec 族函数执行
73A1+2 ;
l6:k|hrm; ;
D!Owm&We safe_mode_exec_dir =
_' Xt R4 ;^R ; open_basedir, if set, limits all file operations to the defined directory
]BP"$rs ; and below. This directive makes most sense if used in a per-directory
=&U JFu ; or per-virtualhost web server configuration file.
NYM$0v`0YK ;
$fPf/yQmC ;
vY7C!O/y_k ; 如果设置,则限制所有的文件操作都到下面给出的目录下。这个指示在每个目录,每个虚拟主机的web
_]E"hr6a ; 服务器配置文件里给出更多的认识。
0V{-5-. ;
V?kJYf(< ;
D*|h
c ;open_basedir =
s+2\uMwf* J1cD)nM<A ; Setting certain environment variables may be a potential security breach.
XG@_Lcv* ; This directive contains a comma-delimited list of prefixes. In Safe Mode,
\vT0\1:|i ; the user may only alter environment variables whose names begin with the
L}P<iB ; prefixes supplied here. By default, users will only be able to set
|F-_YR ; environment variables that begin with PHP_ (e.g. PHP_FOO=BAR).
[a53H$`\5 ;
ZtlF]k:MV ; Note: If this directive is empty, PHP will let the user modify ANY
e]!C
Aj7uS ; environment variable!
P+:FiVj@~ ;
&1ASWllD ;
Q6Vy} ; 设置某些环境变量可能是隐藏的安全缺口。这个指示包含一个逗号分割的前缀指示。在安全模式下
T#DJQ"$ ; 用户只能修改下面提供的为前缀的变量名字。默认,用户只能设置以 PHP_ 前缀开头的环境变量(
mLd=+&M ; 例如 PHP_FOO=BAR).
UtIwrR[ ;
QzT )PtX ; 注意:如果这个设置为空,则 PHP 可以让用户修改任何环境变量。
ib /B!?/ ;
'vgw>\X( ;
AA;\7;k{ safe_mode_allowed_env_vars = PHP_
eG72=l)Mz puG$\D-[ ; This directive contains a comma-delimited list of environment variables that
^6Q(he ; the end user won't be able to change using putenv(). These variables will be
/FJAI ; protected even if safe_mode_allowed_env_vars is set to allow to change them.
sEt5!&