;;;;;;;;;;;;;;;;;;;
lv9Tq5C ; About this file ;
g9fYt& ;
h8X[*Wme ; 关于这个文件
XwFTAaZ ;
.]s? 01Z ;;;;;;;;;;;;;;;;;;;
>]8(3&zd ;
%P D}VF/Y ; This is the recommended, PHP 4-style version of the php.ini-dist file. It
k%X
$@NP ; sets some non standard settings, that make PHP more efficient, more secure,
xy
b=7 ; and encourage cleaner coding.
8|^&~Rl4 ;
qoOwR[NDcq ;
qYJ<I'Ux O ; 这个是推荐的,PHP 4 版本类型的 php.ini-dist 文件,他设置了一些非标准的设置,他们使得
+Gg|BTTL/ ; PHP更加有效,更加安全,鼓励整洁的编码。
~_Fx2T:X ;
?dbSm3 ;
_",<at ; The price is that with these settings, PHP may be incompatible with some
l i)6^f# ; applications, and sometimes, more difficult to develop with. Using this
L""ZI5J{F9 ; file is warmly recommended for production sites. As all of the changes from
;S
\s&. u ; the standard settings are thoroughly documented, you can go over each one,
W@ &a ; and decide whether you want to use it or not.
0KTO)K ;
@_?2iN?4Z ;
ar#73f ; 这样做的代价是,某些应用程序可能在这样的配置下不兼容,在某些情况下,开发会更加困难。
)z\# ; 使用这个文件是我门对建设站点的热心建议。每个标准设置的改变都有彻底的说明稳当,你可以
c BZ,"kp- ; 处理没一个,决定是否使用他们。
Xdx8HB@L ;
\Oq8kJ= ;
*hru);OJr ; For general information about the php.ini file, please consult the php.ini-dist
g$^-WmX\m ; file, included in your PHP distribution.
c?e-2Dp( ;
YoW)]n ;
URs]S~tk ; 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
wU>Fz* ;
/,\U*'- ;
1Y*k"[?dW ; This file is different from the php.ini-dist file in the fact that it features
8lzoiA_9 ; different values for several directives, in order to improve performance, while
!+A%`m ; possibly breaking compatibility with the standard out-of-the-box behavior of
s .<.6t:G4 ; PHP 3. Please make sure you read what's different, and modify your scripts
G;flj}z ; accordingly, if you decide to use this file instead.
T.3{}230< ;
tsL
; wT_ ;
8["%e#%`$ ; 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
^8_yJ=~V ; PHP 3 的标准的 out-of-the-box 特性。
i@.Tv.NZ ;
4>i\r ;
=\|,hg)c ; - register_globals = Off [Security, Performance]
?&;_>0P ; Global variables are no longer registered for input data (POST, GET, cookies,
=PciLh ; environment and other server variables). Instead of using $foo, you must use
c8YbBdk' ; you can use $_REQUEST["foo"] (includes any variable that arrives through the
qFwt^w ; request, namely, POST, GET and cookie variables), or use one of the specific
icIn>i<m ; $_GET["foo"], $_POST["foo"], $_COOKIE["foo"] or $_FILES["foo"], depending
n@xQ-v ; on where the input originates. Also, you can look at the
nq HpYb6I0 ; import_request_variables() function.
{0w2K82 ; Note that register_globals is going to be depracated (i.e., turned off by
!u@P\8M} ; default) in the next version of PHP, because it often leads to security bugs.
|T$?vIG[ ; Read
http://php.net/manual/en/security.registerglobals.php for further
g(9* !g ; information.
uxB)dS ;
Ht4O5yl" ;
Yj1|]i5b ; 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
'(FC
; $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
IycZ\^5 *- ; cookies 变量)或者根据输入的来源使用指定的 $_GET["foo"],$_POST["foo"],$_COOKIE["foo"]
[#mkTY ; ,$_FILES["foo"] (访问他们).同时,你可以查看 import_request_variables()函数。
v}N\z2A ;
|(Mxbprz ; 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
{'tfU ;
http://php.net/manual/en/security.registerglobals.php $BMXjXd} ; 查看详细内容
mjWU0. ;
Y|Q(JX ;
'fl< ac,. ; - display_errors = Off [Security]
9D+k71"+ ; With this directive set to off, errors that occur during the execution of
$]
"M`h ; scripts will no longer be displayed as a part of the script output, and thus,
?bVIH? ; will no longer be exposed to remote users. With some errors, the error message
n|)((W ; content may expose information about your script, web server, or database
%K4M`R|2] ; server that may be exploitable for hacking. Production sites should have this
R|$AcNp ; directive set to off.
Y&j`HO8f ;
m9A%Z bQ^ ;
5RN!"YLI3 ; 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
84.L1|k ; 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
Mq)]2>"v ; 黑客利用。最终产品占点需要设置这个指示为off.
(87| :{ ;
%]&$VVVh ;
PVp>L*|BZ; ; - log_errors = On [Security]
<+g77NL ; This directive complements the above one. Any errors that occur during the
_*6]4\; ; execution of your script will be logged (typically, to your server's error log,
^J#*sn ; but can be configured in several ways). Along with setting display_errors to off,
pT->qQ3; ; this setup gives you the ability to fully understand what may have gone wrong,
=~h b& ; without exposing any sensitive information to remote users.
dh7`eAMY ;
+4_, , I ;
=Q40]>bpx ; 这个指示补充上面的。所有的发生在脚本运行期间的错误都会纪录在日志中(代表性的,记录在服务器的错误
M%`CzCL
u ; 日志中,但是可以配置不同的方式)。随着 display_errors 设置为 off,这个设置给你全面了解到底什么
/HLI9 ; 发生错误的能力,而不会向远端用户暴露任何信息。
sFz0:SqhE ;
Rtz~:v% ;
qsp.`9! ; - output_buffering = 4096 [Performance]
F-wAQ: ; Set a 4KB output buffer. Enabling output buffering typically results in less
rhbz|Uq ; writes, and sometimes less packets sent on the wire, which can often lead to
V^n6~O ; better performance. The gain this directive actually yields greatly depends
2P^|juc)sU ; on which Web server you're working with, and what kind of scripts you're using.
s{Qae=$Q ;
h8asj0 ;
wpM2{NTP ; 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。
6whPW
. ; 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。
?iP7Ki ;
Pgr2S I ;
(T#$0RFq ; - register_argc_argv = Off [Performance]
qisvGHo ; Disables registration of the somewhat redundant $argv and $argc global
AJ7^'p9Y ; variables.
@!fUp
b ;
&]o-ZZX ;
XQ}J4J~Vm ; 禁止注册某些多于的 $argv 和 $argc 全局变量
rgzra"u) ;
NplyvjQN; ;
&M}X$k I ; - magic_quotes_gpc = Off [Performance]
l; _IH|A ; Input data is no longer escaped with slashes so that it can be sent into
7j\^h2 ; SQL databases without further manipulation. Instead, you should use the
HK/WO jr ; function addslashes() on each input element you wish to send to a database.
"u7[[.P) ;
GLtd<M" ;
H_$?b ; 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
8l5>t ; 以对每个要发送到数据库的输入元素使用 addslashes()函数。
-i:WA^yKgw ;
XeI2<=@% ;
cZxY,UvYa ; - variables_order = "GPCS" [Performance]
uL/wV~g ; The environment variables are not hashed into the $HTTP_ENV_VARS[]. To access
~Mn3ADIb= ; environment variables, you can use getenv() instead.
bwXeEA@{ ;
X6G{.Vh" ; 环境变量不再进入 $HTTP_ENV_VARS[],你需要用 getenv()来访问环境变量。
>;I8w( ;
5q0L<GOrj ;
t|>zke!' ; - error_reporting = E_ALL [Code Cleanliness, Security(?)]
ML905n u ; By default, PHP surpresses errors of type E_NOTICE. These error messages
r)5xS] ; are emitted for non-critical errors, but that could be a symptom of a bigger
7yfh4-1M ; problem. Most notably, this will cause error messages about the use
!l0]IX`
F ; of uninitialized variables to be displayed.
Jx.fDVJ ;
am]M2+,2Ip ;
3@I0j/1#k1 ; 默认的,PHP 给出 E_NOTICE 错误类型,这些错误信息不是核心错误,但是可能是个更大错误的隐患。
nU>P%|loXx ; 大多数提醒是那些没有初始化变量引起的错误信息。
pNb2t/8%% ;
Sk|e#{ ;
HJAiQ[m5s ; - allow_call_time_pass_reference = Off [Code cleanliness]
'%rT]u3U ; It's not possible to decide to force a variable to be passed by reference
pr#%VM[':R ; when calling a function. The PHP 4 style to do this is by making the
WT ;2aS: ; function require the relevant argument by reference.
8<C*D".T$ ;
VhkM{O ;
MT&aH~YB ; 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
#-;W|ib%z ;
[Jt}^ ;
Qjfgxy] rQimQ|+ ;;;;;;;;;;;;;;;;;;;;
"sN%S's ; Language Options ;
$CE dJ+0z ;
>8(i;)(3 ;
4]U=Y>\Sr ; 语言配置
_cs(f<>oCO ;
/9R0}4i7 ;
M(I%y0 ;;;;;;;;;;;;;;;;;;;;
XvaIOt>A $v@$C4 ; Enable the PHP scripting language engine under Apache.
juOStTq< ;
!Ap5Uwd ;
OZxJDg ; 允许在Apache下的PHP脚本语言引擎
@.W; 3|~qc ;
M
5sk&> ;
OS,!`8cw engine = On
vdq=F|& \l:R]:w;ZI ; Allow the tags are recognized.
"@nH;Xlq ;
4?+K
` ;
l/G+Xj4M ; 允许 标记
jhm3:;Z ;
,' |J ;
s-"KABEE short_open_tag = On
f(|k0$EIu [ey#
,&T ; Allow ASP-style tags.
`MI;.t ;
Q ]CMm2L^f ;
@njNP^'Kx ; 允许 ASP 类型的 标记
K<J,n!zc ;
a* cWj}u ;
;l*%IMB asp_tags = Off
+\T8`iCFB 3<^Up1CaZ ; The number of significant digits displayed in floating point numbers.
f]/2uUsg% ;
5b}w ;
S&!(h
{O ; 浮点数显示的有意义的数字(精度)
jKml:)k ;
Y#9W]78He ;
n|{K_! f precision = 14
=1Sny7G E5^\]`9P ; Enforce year 2000 compliance (will cause problems with non-compliant browsers)
>N |?>M* ;
;mU;+~YE ;
EVqW(|Xg ; 强制遵从 2000 年(会在不遵从的浏览器上引起错误)
h< r(:.%!} ;
DJ"PP5d ;
,m# y2k_compliance = Off
3lp'U&3`5 Lm4`O% ; Output buffering allows you to send header lines (including cookies) even
J>A9]%M ; after you send body content, at the price of slowing PHP's output layer a
+|LM" ; bit. You can enable output buffering during runtime by calling the output
5C!zEI) ; buffering functions. You can also enable output buffering for all files by
^N/d`IAjv ; setting this directive to On. If you wish to limit the size of the buffer
r ]7: ?ir ; to a certain size - you can use a maximum number of bytes instead of 'On', as
X9Ch(nWX ; a value for this directive (e.g., output_buffering=4096).
O^MI073Q>t ;
\t!~s^ Oox ;
vS8&,wJ! ; 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
7% D 4 ; 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
r E m/Q! ; 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
oy8jc];SO ; 的字节数值代替 "On",作为这个指示的值。
OE@[a ;
Q7aPW\- ;
Jo {:]: output_buffering = 4096
\|0z:R;X ?/o 8f7Z ; You can redirect all of the output of your scripts to a function. For
4Im>2) ; example, if you set output_handler to "ob_gzhandler", output will be
R&Lqaek&W ; transparently compressed for browsers that support gzip or deflate encoding.
mWv$eR ; Setting an output handler automatically turns on output buffering.
KkCGL*]K ;
|cU75
S 1 ;
ef`_
n+` ; 你可以重新定向脚本所有输出到一个函数。例如,你可以设置 output_handler 为 "ob_gzhandler",
`<nxXsLe ; 输出将会被明显的被压缩到支持 gzip 或 deflate 编码的浏览器。设置一个输出管理会自动打开
gq?7O< ; 输出缓冲
fd
)v{OC ;
2f[;U" ;
WLl8oE<X output_handler =
~lo43$)^ C+TB>~Gv` ; Transparent output compression using the zlib library
Y%?S:&GH ; Valid values for this option are 'off', 'on', or a specific buffer size
Cy[G7A% ; to be used for compression (default is 4KB)
p*b_"aF 1 ;
9G/!18 X?f ;
|SOLC ; 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
}MQ:n8
;
relt7 sK ;
q!c=f!U?\l zlib.output_compression = Off
zGtJ@HbB @s1T|}AJ ; Implicit flush tells PHP to tell the output layer to flush itself
6M
>@DRZ'| ; automatically after every output block. This is equivalent to calling the
=^KgNQ ; PHP function flush() after each and every call to print() or echo() and each
|6Q5bV ; and every HTML block. Turning this option on has serious performance
8* A%k1+ ; implications and is generally recommended for debugging purposes only.
X)KCk2Ax ;
/JS_gr@DK ;
zFjz%:0 ; 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()
.P1WY ; 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
Yj@Sy ; 调试目的时使用。
^)-[g ;
T`E0_ZU; ;
,m{R
m0 implicit_flush = Off
,ucRQ&P ^sf,mM~D ; Whether to enable the ability to force arguments to be passed by reference
!5 }}mf ; at function call time. This method is deprecated and is likely to be
_f^6F<! ; unsupported in future versions of PHP/Zend. The encouraged method of
lEHx/#qt9 ; specifying which arguments should be passed by reference is in the function
*6?mZ*GYY ; declaration. You're encouraged to try and turn this option Off and make
fmixWL7.Zg ; sure your scripts work properly with it in order to ensure they will work
jfMkN ; with future versions of the language (you will receive a warning each time
qx ki ; you use this feature, and the argument will be passed by value instead of by
VW\S>=O99 ; reference).
b$b;^nly ;
bA)nWWSg= ;
[OCjYC` ; 是否允许在函数调用期间有强制参数以引用的形式传递的能力。这个方法不赞成使用,在将来的
e{E\YEc
; PHP和Zend版本里面可能不支持。鼓励的方法是在函数声明时指定哪个参数通过引用传递。鼓励你
]Kt@F0U<o ; 尝试关闭这个参数,确认你的脚本能够正常运行,以便在以后版能里面正确运行(你会在每次使用
osXEzr( ; 这个特性时得到一个警告,并且参数以值来传递,代替引用)
Vkg0C*L_ ;
q}t]lD
%C ;
1D'r;`z allow_call_time_pass_reference = Off
8{ZTHY- m54>} r]!#v{#. ;
k;^$Pd?t ; Safe Mode
Uoe{,4T ;
p-iFe\+ ;
_{jC?rzb ; 安全模式
Z^> 4qf,k ;
wY<s ;
C][$0 ;
i M !`4 safe_mode = Off
c]uieig0~ y$%oR6K7- ; By default, Safe Mode does a UID compare check when
7Y8~")f ; opening files. If you want to relax this to a GID compare,
%C/p+Tg ; then turn on safe_mode_gid.
I(*3n" ;
I,hw0e ;
K%dQ;C*? ; 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
],weqs ;
a<&K^M& ;
<G}Lc safe_mode_gid = Off
RvAgv[8 or*{P=m+R ; When safe_mode is on, UID/GID checks are bypassed when
Ca0sm ; including files from this directory and its subdirectories.
`$/a-K} ; (directory must also be in include_path or full path must
4v`/~a ; be used when including)
xS 1|t}; ;
Odo)h ;
@*eY~ ; 在安全模式,当包含如下目录和子目录文件时,绕过 UID/GID检查(路径必须在 include_path下面
PgA<pfEHE ; 或者在包含时使用完整路径
7*PBJt\ ;
;y,g%uqE ;
3/+kjY/ safe_mode_include_dir =
G Y%5N= u v^ ^Ibv ; When safe_mode is on, only executables located in the safe_mode_exec_dir
bW=q G ; will be allowed to be executed via the exec family of functions.
b,^ "-r ;
TO.b-
; ;
yn\c;Z ; 在安全模式下,只有给出目录下可以通过 exec 族函数执行
Ss%Cf6qdWL ;
g)#?$OhP" ;
G*4I;'6 safe_mode_exec_dir =
oE+P= ee?
d?:L ; open_basedir, if set, limits all file operations to the defined directory
^UKAD'_#%O ; and below. This directive makes most sense if used in a per-directory
FygNWI ' ; or per-virtualhost web server configuration file.
>pp/4Ia! ;
zd[k|lj ;
C>Hdp_Lm ; 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
2OJlE)
. ; 服务器配置文件里给出更多的认识。
*>a=ku:? ;
W On<;'}M& ;
C$[iduS ;open_basedir =
$0 .6No_| `D(V_WZ ; Setting certain environment variables may be a potential security breach.
u:APGR^ ; This directive contains a comma-delimited list of prefixes. In Safe Mode,
Zp7Pw ; the user may only alter environment variables whose names begin with the
?XY'<