;;;;;;;;;;;;;;;;;;;
%SmOP sz ; About this file ;
WcN4ff- ;
:aNjh ; 关于这个文件
-<g9) CV5 ;
(p{X.X+ ;;;;;;;;;;;;;;;;;;;
)d3
09O ;
0+>g/> ; This is the recommended, PHP 4-style version of the php.ini-dist file. It
`d_T3^ayu ; sets some non standard settings, that make PHP more efficient, more secure,
'Ea3(OsuXn ; and encourage cleaner coding.
fCY|iO0.t ;
n8,%<!F^ ;
Px_8lB/; ; 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
C[^VM$ ; PHP更加有效,更加安全,鼓励整洁的编码。
lJK]S=cd ;
#HcQ*BiF3 ;
,P~e)<. ; The price is that with these settings, PHP may be incompatible with some
i 8sv,P ; applications, and sometimes, more difficult to develop with. Using this
@M'k/jl ; file is warmly recommended for production sites. As all of the changes from
b<a3Ue% ; the standard settings are thoroughly documented, you can go over each one,
mA(kq ; and decide whether you want to use it or not.
FQWjL>NB ;
UFB|IeX?q ;
V;SfW2`) ; 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。
l#0zHBc ; 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
!:+U-mb* ; 处理没一个,决定是否使用他们。
,HjJ jpE ;
P
y'BMk ;
}i+C)VUX ; For general information about the php.ini file, please consult the php.ini-dist
{Ydhplg{ ; file, included in your PHP distribution.
db )2> ;
=D(a~8&, ;
rc=E%Qv%? ; 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
392V\qtS ;
(PpY*jKR ;
DI0& _, ; This file is different from the php.ini-dist file in the fact that it features
aCU[9Xr? ; different values for several directives, in order to improve performance, while
Zo=,!@q( ; possibly breaking compatibility with the standard out-of-the-box behavior of
Ab$E@H# ; PHP 3. Please make sure you read what's different, and modify your scripts
UynGG@P@ ; accordingly, if you decide to use this file instead.
A;Uc&G ;
+R~]5Rxd ;
neEqw+#Z ; 这个文件和 php.ini-dist 的区别在于它给予了一些指示不同的值,来提高性能,同时可能破坏了
#]Vw$X_S ; PHP 3 的标准的 out-of-the-box 特性。
X_PzK'#m ;
DwBe_h . ;
e#}t
am ; - register_globals = Off [Security, Performance]
2f(`HSC' ; Global variables are no longer registered for input data (POST, GET, cookies,
d!I%AlV ; environment and other server variables). Instead of using $foo, you must use
`q}D#0 ; you can use $_REQUEST["foo"] (includes any variable that arrives through the
]@U?hD ; request, namely, POST, GET and cookie variables), or use one of the specific
SqAz(( ; $_GET["foo"], $_POST["foo"], $_COOKIE["foo"] or $_FILES["foo"], depending
nDkG}JkB! ; on where the input originates. Also, you can look at the
(u?s@/e:`/ ; import_request_variables() function.
5 H._Q ; Note that register_globals is going to be depracated (i.e., turned off by
u$w.'lK ; default) in the next version of PHP, because it often leads to security bugs.
I gJu/{:y^ ; Read
http://php.net/manual/en/security.registerglobals.php for further
R&uPoY,f ; information.
I(6%'s2 ;
cC8$ oCR? ;
LNL}R[1( ; 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
*RY}e ; $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
'bfxQ76@sa ; cookies 变量)或者根据输入的来源使用指定的 $_GET["foo"],$_POST["foo"],$_COOKIE["foo"]
m0G"Aj ; ,$_FILES["foo"] (访问他们).同时,你可以查看 import_request_variables()函数。
5zS%F: 3 ;
M.g2y &8 ; 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
DS8HSSD ;
http://php.net/manual/en/security.registerglobals.php 2?,lr2 ; 查看详细内容
2Wcu. ;
r,eH7&P9{ ;
% 3#g- ; - display_errors = Off [Security]
C?. ;3 h ; With this directive set to off, errors that occur during the execution of
=o@}~G&HA ; scripts will no longer be displayed as a part of the script output, and thus,
P~(&lu/;P ; will no longer be exposed to remote users. With some errors, the error message
:$Cm]RZ ; content may expose information about your script, web server, or database
i7H([b<_m ; server that may be exploitable for hacking. Production sites should have this
k2Q[v ; directive set to off.
%[n5mF*` ;
W@}@5,}f> ;
B+FTkJ0t+G ; 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
R/{h4/+vJ ; 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
.3EEi3z6z ; 黑客利用。最终产品占点需要设置这个指示为off.
eGMw:H ;
(F'~K,0 ;
CQ!D{o= ; - log_errors = On [Security]
nu^@}|UG ; This directive complements the above one. Any errors that occur during the
lR?1,yLp ; execution of your script will be logged (typically, to your server's error log,
_3
!s{ ; but can be configured in several ways). Along with setting display_errors to off,
Z@q1&}D! ; this setup gives you the ability to fully understand what may have gone wrong,
fTmJDUv+ ; without exposing any sensitive information to remote users.
3@F U-k,i ;
Xp;'Wa"@ ;
6~ET@"0uK ; 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
i(A`'V8GY ; 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
<,Gjo]z ; 发生错误的能力,而不会向远端用户暴露任何信息。
[?z;'O}y ;
['(qeS@5O ;
6X ]I`e ; - output_buffering = 4096 [Performance]
?~ybFrc ; Set a 4KB output buffer. Enabling output buffering typically results in less
mcwd2) ; writes, and sometimes less packets sent on the wire, which can often lead to
qRT5|\l ; better performance. The gain this directive actually yields greatly depends
# l1*# Z ; on which Web server you're working with, and what kind of scripts you're using.
",YNphjAn ;
,>6mc=p ;
UXSwd#I& ; 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。
Xk:x=4u& ; 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。
hj=n;,a9 ;
$jk4H+H- ;
P'$2%P$8:~ ; - register_argc_argv = Off [Performance]
Ps!
\k%FUl ; Disables registration of the somewhat redundant $argv and $argc global
P w6l' ; variables.
s2sJJdN ;
YloE4PAY7 ;
E=.J*7 ; 禁止注册某些多于的 $argv 和 $argc 全局变量
.yDR2sW ;
CS%ut-K<5M ;
6heK8*.T ; - magic_quotes_gpc = Off [Performance]
H(
LK}[ ; Input data is no longer escaped with slashes so that it can be sent into
dnANlNMk? ; SQL databases without further manipulation. Instead, you should use the
uvDOTRf ; function addslashes() on each input element you wish to send to a database.
*o=Z~U9z ;
o<|u4r={s ;
T&dc)t`o ; 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
C
B;j[. ; 以对每个要发送到数据库的输入元素使用 addslashes()函数。
!rx5i ;
nJH'^rO!C ;
:t;\`gQoS ; - variables_order = "GPCS" [Performance]
6/a%%1c1 ; The environment variables are not hashed into the $HTTP_ENV_VARS[]. To access
w&U28"i> ; environment variables, you can use getenv() instead.
P EzT|uY ;
UeUOGf , ; 环境变量不再进入 $HTTP_ENV_VARS[],你需要用 getenv()来访问环境变量。
Na\&}GSf^ ;
Xk^<}Ep)c ;
"97sH_
, ; - error_reporting = E_ALL [Code Cleanliness, Security(?)]
BAqwYWdS ; By default, PHP surpresses errors of type E_NOTICE. These error messages
c3fd6Je5 ; are emitted for non-critical errors, but that could be a symptom of a bigger
rl"yE= ; problem. Most notably, this will cause error messages about the use
/0L]Pf; ; of uninitialized variables to be displayed.
.ErR-p=- ;
$SLyI$<gP ;
E]Cm#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。
m=`V ; 大多数提醒是那些没有初始化变量引起的错误信息。
PtjAu ;
ubl
Y%{" ;
2%l(qfN9 ; - allow_call_time_pass_reference = Off [Code cleanliness]
SM}&
@cJ ; It's not possible to decide to force a variable to be passed by reference
H2_6m5[&, ; when calling a function. The PHP 4 style to do this is by making the
j"0TAYmXwu ; function require the relevant argument by reference.
c:DV8'fT ;
<95*z @ ;
?r0>HvUf!l ; 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
V g7+G( , ;
* se),CP!s ;
~@^ pX*%i Dhft[mvo ;;;;;;;;;;;;;;;;;;;;
]VVx2ERs ; Language Options ;
iA2TvP# ;
17rg!'+ ;
5Shc$Awc! ; 语言配置
yWYsN ;
-z/>W+k ;
xG%O^ ;;;;;;;;;;;;;;;;;;;;
6.v)q,JL J@Nq ; Enable the PHP scripting language engine under Apache.
K>+c2;t; ;
"jq F ;
>+BLD ; 允许在Apache下的PHP脚本语言引擎
Kn+B):OY+ ;
YZ0Q?7l7 ;
e<{Ani0 engine = On
G*VcAJ[ Yu%ZwTvw ; Allow the tags are recognized.
=HoA2,R) ;
M/6q
^* ;
h>NuQo* ; 允许 标记
*fDhNmQ ` ;
]T<RC\o ;
}8'bXG+ short_open_tag = On
i/DUB<>p6 B?XqH_=0L ; Allow ASP-style tags.
BfvvJh_ ;
G{s
q|1 ;
m!<uY?,hf ; 允许 ASP 类型的 标记
w##$SaTI ;
9H%L;C5< ;
)J|~'{z: asp_tags = Off
:jWQev"/ 6$+F5T ; The number of significant digits displayed in floating point numbers.
4H%Ai(F}_ ;
_nW#Cl~ ;
k5Df97\s ; 浮点数显示的有意义的数字(精度)
b;e*`f8T3c ;
_K>YB>W}7 ;
cr{f*U6` precision = 14
^X?3e1om [M.!7+$o ; Enforce year 2000 compliance (will cause problems with non-compliant browsers)
_%aJ/Y0Cy ;
Pu]Pp`SP ;
n ^C"v6X
; 强制遵从 2000 年(会在不遵从的浏览器上引起错误)
9&KiG* . ;
/`B:F5r ;
y}lqF8s y2k_compliance = Off
v+2t;PJd2 2HREO@._) ; Output buffering allows you to send header lines (including cookies) even
ON3~!Q) ; after you send body content, at the price of slowing PHP's output layer a
(^Hpe5h& ; bit. You can enable output buffering during runtime by calling the output
uHO>FM, ; buffering functions. You can also enable output buffering for all files by
a^GJR]]
{ ; setting this directive to On. If you wish to limit the size of the buffer
.\ces2, ; to a certain size - you can use a maximum number of bytes instead of 'On', as
@X>Oj . ; a value for this directive (e.g., output_buffering=4096).
Hn,;G`{ ;
+,ZQ(
ZW ;
z)y{(gR ; 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
)1!*N)$ ; 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
1O;q|p'9 ; 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
|lf,3/*jDB ; 的字节数值代替 "On",作为这个指示的值。
g)~"-uQQ ;
k|
,F/: ;
ER$qL"H
U output_buffering = 4096
+dSO?Y] @ * *]o ; You can redirect all of the output of your scripts to a function. For
B"I^hrQ ; example, if you set output_handler to "ob_gzhandler", output will be
QPpC_pZh ; transparently compressed for browsers that support gzip or deflate encoding.
HO
=\ ; Setting an output handler automatically turns on output buffering.
0=KyupwXC ;
t=(CCq_N, ;
5XA{<)$ ; 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",
{`1gDKH ; 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
+/~;y{G..z ; 输出缓冲
2_Otv2 ;
iyf vcKO ;
3N 5b3F output_handler =
'e06QMp@ C.;H?So( ; Transparent output compression using the zlib library
G$$y\e$ ; Valid values for this option are 'off', 'on', or a specific buffer size
4brKAqg. ; to be used for compression (default is 4KB)
pbePxOG ;
4XXuj ;
OB5`a,5dI ; 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
6` @4i'. ;
%oE3q>S$en ;
r5g:#mF" zlib.output_compression = Off
#Rcb
iV*M N3g\X ; Implicit flush tells PHP to tell the output layer to flush itself
5ki<1{aVtZ ; automatically after every output block. This is equivalent to calling the
KI{B<S3*Z ; PHP function flush() after each and every call to print() or echo() and each
]728x["(19 ; and every HTML block. Turning this option on has serious performance
6Z3L=j ; implications and is generally recommended for debugging purposes only.
u3ns-e ;
$UGX vCR ;
a$ FO5%o ; 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_sHZ ; 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
V
t@] ; 调试目的时使用。
y d4\%%] ;
m<uBRI*I ;
"WE*ED implicit_flush = Off
tjTnFP/= pw5uH ; Whether to enable the ability to force arguments to be passed by reference
Dm0Ts~ ; at function call time. This method is deprecated and is likely to be
+:?"P<' ; unsupported in future versions of PHP/Zend. The encouraged method of
}grel5lq ; specifying which arguments should be passed by reference is in the function
)4BLm ; declaration. You're encouraged to try and turn this option Off and make
VwrHD$ ; sure your scripts work properly with it in order to ensure they will work
ii:E>O(0B ; with future versions of the language (you will receive a warning each time
;XXB^, ; you use this feature, and the argument will be passed by value instead of by
#?EmC]N7 ; reference).
48Z0aA~+ ;
m]#oZVngy ;
Tweku}D7 ; 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
9(
"<NB0y ; 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
(TJ )Y7E ; 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
zo~5(O@ ; 这个特性时得到一个警告,并且参数以值来传递,代替引用)
Y(3X5v?[ ;
)tW0iFY ;
Q&A^(z} allow_call_time_pass_reference = Off
J-wF2*0r< sbi+o,%1 cg]>*lH ;
txp^3dZ`^ ; Safe Mode
&3_.k ;
Y ZyV ;
-\V!f6Q ; 安全模式
:sL?jGk\ ;
`}Z`aK ;
[Y_CRxa\u ;
>q7/zl safe_mode = Off
mxfmK +'_ \hr2#! ; By default, Safe Mode does a UID compare check when
$vK(Qm ; opening files. If you want to relax this to a GID compare,
[DzZ:8 ; then turn on safe_mode_gid.
2j
<Y>Y ;
n3Q Rn^ ;
e;G}T%W ; 安全模式默认的在打开文件时进行 UID 比较检查,如果你想放宽他为GID比较,打开这个参数
>`(]&o6<$ ;
lrL:v~g ;
nkAS]sC safe_mode_gid = Off
|`,AAa -.=:@H}r ; When safe_mode is on, UID/GID checks are bypassed when
/\0g)B;] ; including files from this directory and its subdirectories.
}lP'bu ; (directory must also be in include_path or full path must
(764-iv( ; be used when including)
P/XCaj3a[ ;
'V#$PZx ;
fS#I?!*} ; 在安全模式,当包含如下目录和子目录文件时,绕过 UID/GID检查(路径必须在 include_path下面
6(0ME$ ; 或者在包含时使用完整路径
8.m9 =+)8 ;
]w;!x7bU( ;
!5XH.DYq! safe_mode_include_dir =
g/f^|: R Q2DTQ-$ ; When safe_mode is on, only executables located in the safe_mode_exec_dir
3JJEj1O ; will be allowed to be executed via the exec family of functions.
zD,K_HicI ;
]u<8jr ;
xg8$ <Ut ; 在安全模式下,只有给出目录下可以通过 exec 族函数执行
x>TIQU=\ ;
:'0. ;
DP5}q"l safe_mode_exec_dir =
[.j&~\AG e=u?-8 ; open_basedir, if set, limits all file operations to the defined directory
O=;}VZ<9 ; and below. This directive makes most sense if used in a per-directory
f5o##ia7: ; or per-virtualhost web server configuration file.
F9PXQD( ;
.:/[%q{k ;
Lsb` ,: ; 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
FX,kmre3 ; 服务器配置文件里给出更多的认识。
KqhE=2, ;
O@-|_N*;K ;
Sxzt|{ ;open_basedir =
{
d |lN:B W|-<ekH_u ; Setting certain environment variables may be a potential security breach.
Q8 ; This directive contains a comma-delimited list of prefixes. In Safe Mode,
5BRZpCb ; the user may only alter environment variables whose names begin with the
#)b0&wyW6i ; prefixes supplied here. By default, users will only be able to set
Pof]9qE-y ; environment variables that begin with PHP_ (e.g. PHP_FOO=BAR).
:-)H
ty zf ;
'M!* Ge ; Note: If this directive is empty, PHP will let the user modify ANY
$WICyI{$ ; environment variable!
; &i