;;;;;;;;;;;;;;;;;;;
=P2T&Gb ; About this file ;
8
A2k-X, ;
Q OdvzVy< ; 关于这个文件
$R"~BZbt; ;
rKR<R(=!= ;;;;;;;;;;;;;;;;;;;
2M|jWy _ ;
r)*KgGsk ; This is the recommended, PHP 4-style version of the php.ini-dist file. It
>\VZ9bP< ; sets some non standard settings, that make PHP more efficient, more secure,
,"*[T\u ; and encourage cleaner coding.
N!btj,vx ;
3
vE;s"/ ;
m~X:KwK4 ; 这个是推荐的,PHP 4 版本类型的 php.ini-dist 文件,他设置了一些非标准的设置,他们使得
\N;s@j W ; PHP更加有效,更加安全,鼓励整洁的编码。
TrHBbyqk ;
eaCEZHr$ ;
@dO~0dF ; The price is that with these settings, PHP may be incompatible with some
(\SxG\` ; applications, and sometimes, more difficult to develop with. Using this
<4Ujk8Zj ; file is warmly recommended for production sites. As all of the changes from
|ukEnjI`u ; the standard settings are thoroughly documented, you can go over each one,
)8P<ZtEU
; and decide whether you want to use it or not.
;.m"y- ;
5)EnOT"' ;
q}+9$v ; 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 _y;<a] ; 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
\t )Zk2 ; 处理没一个,决定是否使用他们。
c)lMi}/ ;
CJ%7M`zy ;
qzV:N8+,` ; For general information about the php.ini file, please consult the php.ini-dist
|%TH|?kB ; file, included in your PHP distribution.
-KOE2f ;
H%sbf&
gi ;
&o)j@5Y? ; 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
+/AW6 ;
80 p7+W2m ;
6``!DMDt/P ; This file is different from the php.ini-dist file in the fact that it features
YZ'gd10T ; different values for several directives, in order to improve performance, while
Soq
'B?> ; possibly breaking compatibility with the standard out-of-the-box behavior of
oSTGs@EK ; PHP 3. Please make sure you read what's different, and modify your scripts
@'~v~3
$S ; accordingly, if you decide to use this file instead.
@XB/9! ;
c 8E& ;
vE& ; 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
+vZ-o{}.jO ; PHP 3 的标准的 out-of-the-box 特性。
-_A0<A . ;
N<O^%!bu R ;
*Q5/d9B8TN ; - register_globals = Off [Security, Performance]
Rz%+E0 ; Global variables are no longer registered for input data (POST, GET, cookies,
'N'EC`R ; environment and other server variables). Instead of using $foo, you must use
Z?1.Y7Npr ; you can use $_REQUEST["foo"] (includes any variable that arrives through the
s{hJ"lv: ; request, namely, POST, GET and cookie variables), or use one of the specific
Z
wIsEJz ; $_GET["foo"], $_POST["foo"], $_COOKIE["foo"] or $_FILES["foo"], depending
6XB9]it6 ; on where the input originates. Also, you can look at the
"EHwv2Hm> ; import_request_variables() function.
Pm
V:J9 ; Note that register_globals is going to be depracated (i.e., turned off by
Ns&SZO ; default) in the next version of PHP, because it often leads to security bugs.
"4i(5|whp? ; Read
http://php.net/manual/en/security.registerglobals.php for further
S,qsCnz ; information.
C\
9eR ;
3kQky ;
q[**i[+% ; 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
Z>M0[DJ_ ; $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
8CwgV ; cookies 变量)或者根据输入的来源使用指定的 $_GET["foo"],$_POST["foo"],$_COOKIE["foo"]
F8/4PB8- ; ,$_FILES["foo"] (访问他们).同时,你可以查看 import_request_variables()函数。
Q>= :$I ;
M0n@?S ; 注意,这个参数可能在下个版本去掉(默认为off),因为他经常引起安全 bugs.到
2z&HT SI ;
http://php.net/manual/en/security.registerglobals.php m!w(Q+*j ; 查看详细内容
\vojF\ ;
\%rX~UhZ= ;
&o:wSe ; - display_errors = Off [Security]
6uR:/PTG ; With this directive set to off, errors that occur during the execution of
bi[vs| ; scripts will no longer be displayed as a part of the script output, and thus,
JZ80 |-c ; will no longer be exposed to remote users. With some errors, the error message
?v `0KF ; content may expose information about your script, web server, or database
[
98)7 ; server that may be exploitable for hacking. Production sites should have this
lYD-U8 ; directive set to off.
JtvAi\52$ ;
dsrzXmE0 ;
wVV'9pw} ; 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
If2f7{b ; 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
mI9~\k&9 ; 黑客利用。最终产品占点需要设置这个指示为off.
M>8#is(pV ;
oM
Q+= ;
jSpmE ; - log_errors = On [Security]
;S2^f;q~$ ; This directive complements the above one. Any errors that occur during the
H8rDG/>^ ; execution of your script will be logged (typically, to your server's error log,
8T7[/"hi\ ; but can be configured in several ways). Along with setting display_errors to off,
MhWmY[ ; this setup gives you the ability to fully understand what may have gone wrong,
aJK8G,Vk ; without exposing any sensitive information to remote users.
ZVk_qA% ;
M)(
5S1ndq ;
{N/(lB8 ; 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
zc\e$MO ; 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
#tGW|F ; 发生错误的能力,而不会向远端用户暴露任何信息。
qeHb0G ;
)>C,y`, ;
FdzsWm ; - output_buffering = 4096 [Performance]
G-9]z[\# ; Set a 4KB output buffer. Enabling output buffering typically results in less
mGwBbY+5n ; writes, and sometimes less packets sent on the wire, which can often lead to
7WKb|
/#; ; better performance. The gain this directive actually yields greatly depends
_}{C?611c ; on which Web server you're working with, and what kind of scripts you're using.
K'Bq@6@C g ;
h@@2vs2 ;
Mp}aJzmkB; ; 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。
,o*x\jrGw ; 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。
[*]&U6\j ;
?%{v1( ;
&0+;E-_ ; - register_argc_argv = Off [Performance]
M&:[3u- ; Disables registration of the somewhat redundant $argv and $argc global
;| )&aTdH ; variables.
nsuK{8}@ ;
M')f,5i&$ ;
rp{q.fy'U ; 禁止注册某些多于的 $argv 和 $argc 全局变量
}&bO;o&> ;
Y Dq5%N` ;
z~UqA1r ; - magic_quotes_gpc = Off [Performance]
cxp>4[gH ; Input data is no longer escaped with slashes so that it can be sent into
Mx4
<F "9 ; SQL databases without further manipulation. Instead, you should use the
4&&((H
; function addslashes() on each input element you wish to send to a database.
6"/cz~h ;
n2Q ~fx<6% ;
CcG{+-=H) ; 输入数据不再被斜线转义,以便于无需更多的处理就可以发送到SQL数据库里面。作为代替,你可
v&(PM{3o ; 以对每个要发送到数据库的输入元素使用 addslashes()函数。
71Q-_Hi ;
Z9E[RD ;
ofC=S$wX ; - variables_order = "GPCS" [Performance]
'n6D3Vse ; The environment variables are not hashed into the $HTTP_ENV_VARS[]. To access
H?m9HBDpn ; environment variables, you can use getenv() instead.
4&Y{kNF ;
OB.TAoH: ; 环境变量不再进入 $HTTP_ENV_VARS[],你需要用 getenv()来访问环境变量。
XFUlV;ek ;
T/X[q7O~~4 ;
iLIH |P% ; - error_reporting = E_ALL [Code Cleanliness, Security(?)]
i<m 1^a#C' ; By default, PHP surpresses errors of type E_NOTICE. These error messages
U\*}} ; are emitted for non-critical errors, but that could be a symptom of a bigger
rB}Iwp8 ; problem. Most notably, this will cause error messages about the use
s9>-Q"(y ; of uninitialized variables to be displayed.
&$:1rA_v ;
LK-2e$1 ;
)Gi!wm>zvN ; 默认的,PHP 给出 E_NOTICE 错误类型,这些错误信息不是核心错误,但是可能是个更大错误的隐患。
<]2X~+v ; 大多数提醒是那些没有初始化变量引起的错误信息。
96fbMP+7R ;
lc?9B ;
7y""#-}V[r ; - allow_call_time_pass_reference = Off [Code cleanliness]
)! Jo7SR ; It's not possible to decide to force a variable to be passed by reference
yM`J+tq ; when calling a function. The PHP 4 style to do this is by making the
]4^9Tw6
_b ; function require the relevant argument by reference.
ds}: t.3}6 ;
S8(Y+jgk;a ;
u!S ^lV@ ; 在调用函数时,不可能决定强制传递变量的引用。PHP 4 里通过函数请求相关参数的引用来实现
('hr;s= ;
|_xU{Pu ;
p%/Z Oe:+%p ;;;;;;;;;;;;;;;;;;;;
3MPmLV#f ; Language Options ;
1MkQ$v7m ;
wJ,l"bnq ;
Zi<Y?Vm/,O ; 语言配置
e*{'A ;
ecfw[4B` ;
6q-X$ ;;;;;;;;;;;;;;;;;;;;
o
EXN$SIs \qj4v^\ ; Enable the PHP scripting language engine under Apache.
5?9K%x'b ;
TmZsC5 ;
|=&[sC ; 允许在Apache下的PHP脚本语言引擎
~4IkQ|, ;
o/I'Qi$v- ;
6jyS]($q engine = On
[CTE"@A 2#%@j6 ; Allow the tags are recognized.
SM;UNIRVE ;
wK>a&`< ;
0eP7efy ; 允许 标记
E}LYO: ;
4HG;v|Cp ;
YflM*F` short_open_tag = On
#X1iig+ ebsZ ; Allow ASP-style tags.
olda't ;
A/:^l%y,GZ ;
=]i[gs)B ; 允许 ASP 类型的 标记
^Y[.-MJt+ ;
hA 1_zKZ ;
!6.}{6b asp_tags = Off
m3[R ;7=pNK ; The number of significant digits displayed in floating point numbers.
*L7&P46 ;
>d2U=Yk! ;
.{r 0Szm. ; 浮点数显示的有意义的数字(精度)
Esx"nex ;
^k{b8-)W< ;
c"F3[mrff precision = 14
YytO*^e}} m/TjXA8_ ; Enforce year 2000 compliance (will cause problems with non-compliant browsers)
G)5R
iRcs ;
2aj9:S ;
p8gm= ; 强制遵从 2000 年(会在不遵从的浏览器上引起错误)
Lh`B5 ;
\MhSIlM# ;
$D&N^}alW y2k_compliance = Off
F%|F-6 XM?>#^nC?u ; Output buffering allows you to send header lines (including cookies) even
P?WS=w*O0 ; after you send body content, at the price of slowing PHP's output layer a
FLf< gz ; bit. You can enable output buffering during runtime by calling the output
A<$~Q;r2a ; buffering functions. You can also enable output buffering for all files by
tE=;V) %we ; setting this directive to On. If you wish to limit the size of the buffer
)w/ #T ; to a certain size - you can use a maximum number of bytes instead of 'On', as
#7(?B{i ; a value for this directive (e.g., output_buffering=4096).
<cig^B{nX ;
_TLB1T^/4 ;
$>if@}u ; 输出缓冲允许你在主体内容发送后发送头信息行(包括 cookies),作为代价,会稍微减慢一点PHP
KNvvYwFH] ; 输出层的速度。你可以在运行期间通过调用输出缓冲函数来打开输出缓冲。你也可以通过设置这个
0i|z$QRL~ ; 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
K9G1>* ; 的字节数值代替 "On",作为这个指示的值。
ZH<:g6 ;
A?)nLp&Y ;
kz=Ql|@ output_buffering = 4096
g+v.rmX '\g-z ; You can redirect all of the output of your scripts to a function. For
>`{B ; example, if you set output_handler to "ob_gzhandler", output will be
ut/3?E1 Z ; transparently compressed for browsers that support gzip or deflate encoding.
Yf&P|Iiw ; Setting an output handler automatically turns on output buffering.
ECW=865jL ;
' v)@K0P ;
D_s0)|j$cy ; 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",
>G#SfE$0 ; 输出将会被明显的被压缩到支持 gzip 或 deflate 编码的浏览器。设置一个输出管理会自动打开
WlJ=X$ ; 输出缓冲
X>-|px$vy ;
k4i*80 ;
."X}A
t output_handler =
xOY
%14%Y t,P_&0X ; Transparent output compression using the zlib library
E@}
NV|90 ; Valid values for this option are 'off', 'on', or a specific buffer size
S Lsw '< ; to be used for compression (default is 4KB)
9I1D'7wI^^ ;
Q{K'# ;
3aX/)v.:4 ; 使用 zlib 库进行输出压缩,可以指定 off/on 或者用于压缩的缓冲大小
2wX4e0cOI4 ;
3:]c> GPQ ;
pHNo1-k\ zlib.output_compression = Off
UA0j# .Tm m ; Implicit flush tells PHP to tell the output layer to flush itself
(g HCu
; automatically after every output block. This is equivalent to calling the
^osXM` ; PHP function flush() after each and every call to print() or echo() and each
./l^Iz&0 ; and every HTML block. Turning this option on has serious performance
v^0*{7N' ; implications and is generally recommended for debugging purposes only.
f\+ E&p. ;
.m gm1zz ;
70Z#Ej ; 隐含的通知PHP的输出层在每个输出块后自己自动刷新。等同于在每个 print() 或者 echo()
/BN_K8nb` ; 和每个HTML块后面都调用 flush()函数。打开这个配置会引起严重的隐含执行,一般推荐在用于
`>1XL 2 ; 调试目的时使用。
\img
;
'r0kX|| ;
NB^+Hcb$ implicit_flush = Off
gc6Zy|^V4` 4>t'4p6{ ; Whether to enable the ability to force arguments to be passed by reference
yw@kh^L ; at function call time. This method is deprecated and is likely to be
Q# Yba ; unsupported in future versions of PHP/Zend. The encouraged method of
aTWCX${~b ; specifying which arguments should be passed by reference is in the function
&2P=74\= ; declaration. You're encouraged to try and turn this option Off and make
'73g~T%$^* ; sure your scripts work properly with it in order to ensure they will work
OL%KAEnD ; with future versions of the language (you will receive a warning each time
,%=SO 82W ; you use this feature, and the argument will be passed by value instead of by
rGDx9KR4K! ; reference).
d8!yV~Ka ;
y&&%%3 ;
gfr+`4H >v ; 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
(/ qOY ; 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
uyqu n@q ; 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
(&osR|/Tq
; 这个特性时得到一个警告,并且参数以值来传递,代替引用)
zBjtPtiiI8 ;
fHV%.25 ;
nDU=B.?E{O allow_call_time_pass_reference = Off
3QF/{$65! Ip_deP@ GZt L- ;
OaH1xZNOC` ; Safe Mode
\#(tI3 ;
<
M o ;
G^%FP!'D? ; 安全模式
G2y`yg ;
?h|&kRq ;
Kj{(jT ;
Hy~+|hLvh safe_mode = Off
B?gFFU61 rgw@ ; By default, Safe Mode does a UID compare check when
2 ":W^P ; opening files. If you want to relax this to a GID compare,
3 BQZ[%0@ ; then turn on safe_mode_gid.
Cm"7f!(# ;
;R[w}#Sm ;
Jk=_8Xvr` ; 安全模式默认的在打开文件时进行 UID 比较检查,如果你想放宽他为GID比较,打开这个参数
]#sF
pWI[N ;
pNnZ-R|u ;
)45#lE3TH safe_mode_gid = Off
t6C2DHh7$ xg;I::hE7X ; When safe_mode is on, UID/GID checks are bypassed when
FQh8(^( ; including files from this directory and its subdirectories.
YwizA}a# ; (directory must also be in include_path or full path must
o|V`/sW{ ; be used when including)
% B^BN|r ;
T
B(K&3_D ;
dJ(<zz+;b ; 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
1@:BUE;jZ ; 或者在包含时使用完整路径
Ys@OgdS@: ;
Q)[DSM ;
qokCVI-\ safe_mode_include_dir =
]tx/t^&/\u %M5{-pJ|C ; When safe_mode is on, only executables located in the safe_mode_exec_dir
aN?^vW< ; will be allowed to be executed via the exec family of functions.
?RPVd8PUhN ;
=1r!'<"h ;
,CxIA^ ; 在安全模式下,只有给出目录下可以通过 exec 族函数执行
90Bn}@t=Q ;
*8Kx y@ ;
vdaG?+_o safe_mode_exec_dir =
f2iA5 rCV] }h+{>{2j ; open_basedir, if set, limits all file operations to the defined directory
7!g"q\s ; and below. This directive makes most sense if used in a per-directory
@L ,4JPk ; or per-virtualhost web server configuration file.
1:;S6{oQ ;
.%G>z"Xx ;
SpC6dkxD\ ; 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
ua!43Bp ; 服务器配置文件里给出更多的认识。
$W;f9k@C! ;
jB"IJ$cD ;
%7hf6Xo= ;open_basedir =
,<s/K
9)*218. ; Setting certain environment variables may be a potential security breach.
Am@:<J ; This directive contains a comma-delimited list of prefixes. In Safe Mode,
2|A?9aE%0 ; the user may only alter environment variables whose names begin with the
k?;@5r) y- ; prefixes supplied here. By default, users will only be able to set
qYP;`L}o# ; environment variables that begin with PHP_ (e.g. PHP_FOO=BAR).
J{U
171
;
85:KlBe%+ ; Note: If this directive is empty, PHP will let the user modify ANY
+5x{|!Pn ; environment variable!
z'01V8e ;
Y !%2vOt ;
:|%1i>O ; 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
8J)Kn4jq ; 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(
ZJ8"5RW ; 例如 PHP_FOO=BAR).
lBzfBmEB ;
><xJQeW ; 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。
L\zyBfK} ;
yu}yON ;
=p2: qSV safe_mode_allowed_env_vars = PHP_
n{I1ZlEeh ,L=lg,lH^ ; This directive contains a comma-delimited list of environment variables that
: "^/?Sd ; the end user won't be able to change using putenv(). These variables will be
B|K^:LUk9 ; protected even if safe_mode_allowed_env_vars is set to allow to change them.
%v4*$E!f ;
DX_?-jw})f ;
i`}!<{k ; 这个指示包含用逗号分割的不允许最终用户通过 putenv()修改的环境变量的列表。这些变量即使
WBWIHv{j ; 在 safe_mode_allowed_env_vars 设置允许改变他们的情况下也被保护。
1hY%ZsjC ;
_0|@B8!J? ;
4^Og9}bm safe_mode_protected_env_vars = LD_LIBRARY_PATH
&