;;;;;;;;;;;;;;;;;;;
"AVj]jR ; About this file ;
^lMnwqx< ;
s9GPDfZ
; 关于这个文件
;09J;sf ;
ptq{$Y{_ ;;;;;;;;;;;;;;;;;;;
/~tfP ;
x}>tX ; This is the recommended, PHP 4-style version of the php.ini-dist file. It
s*YFN#Wuc ; sets some non standard settings, that make PHP more efficient, more secure,
b~1p.J4 ; and encourage cleaner coding.
et ~gO!1:* ;
+m7x>ie) ;
FW.dHvNX ; 这个是推荐的,PHP 4 版本类型的 php.ini-dist 文件,他设置了一些非标准的设置,他们使得
>`\*{] ; PHP更加有效,更加安全,鼓励整洁的编码。
=nL*/ ;
g4$%)0x% ;
X9gC2iSs] ; The price is that with these settings, PHP may be incompatible with some
pn7 :")Zx ; applications, and sometimes, more difficult to develop with. Using this
RK3/!C`
; file is warmly recommended for production sites. As all of the changes from
f}'gg ; the standard settings are thoroughly documented, you can go over each one,
|8`;55G ; and decide whether you want to use it or not.
qRGb3l ;
hCvn(f ;
9f6TFdUi"y ; 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。
"AK3t'
jF* ; 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
.XB] X ; 处理没一个,决定是否使用他们。
.-Lqo=o\ ;
jgo@~,5R ;
eztk$o ; For general information about the php.ini file, please consult the php.ini-dist
bg*{1^ ; file, included in your PHP distribution.
>C}RZdO~ ;
td&l T(7 ;
*&0Hz{| ; 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
bX(*f>G' ;
#"{8Z&Z ;
L K~, ; This file is different from the php.ini-dist file in the fact that it features
5#o,]tP ; different values for several directives, in order to improve performance, while
c6m,oS^ ; possibly breaking compatibility with the standard out-of-the-box behavior of
`~]ReJ!X% ; PHP 3. Please make sure you read what's different, and modify your scripts
ui{_w @o ; accordingly, if you decide to use this file instead.
/nP=E ;
VT7NWTJ, ;
r*wKYb ; 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
U}0/V
c26 ; PHP 3 的标准的 out-of-the-box 特性。
k9xKaJ%1 ;
k-e@G' ;
KxwLKaImI ; - register_globals = Off [Security, Performance]
yMkd|1 ; Global variables are no longer registered for input data (POST, GET, cookies,
X8x>oV;8 ; environment and other server variables). Instead of using $foo, you must use
ex+AT;o ; you can use $_REQUEST["foo"] (includes any variable that arrives through the
%p60pn[( ; request, namely, POST, GET and cookie variables), or use one of the specific
pb
Ie)nK ; $_GET["foo"], $_POST["foo"], $_COOKIE["foo"] or $_FILES["foo"], depending
ix+x-G ; on where the input originates. Also, you can look at the
,GnU]f ; import_request_variables() function.
bVHi3=0{ ; Note that register_globals is going to be depracated (i.e., turned off by
wS0bk<( ; default) in the next version of PHP, because it often leads to security bugs.
5,ahKB8 ; Read
http://php.net/manual/en/security.registerglobals.php for further
6w;|-/:` ; information.
.A/H+.H; ;
!VZj!\I ;
3= zQ
U ; 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
PZJ
4:h ; $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
]Hy PJ ; cookies 变量)或者根据输入的来源使用指定的 $_GET["foo"],$_POST["foo"],$_COOKIE["foo"]
l|em E
^ ; ,$_FILES["foo"] (访问他们).同时,你可以查看 import_request_variables()函数。
a[g|APZz ;
3og$'#6P ; 注意,这个参数可能在下个版本去掉(默认为off),因为他经常引起安全 bugs.到
=Zy!',,d,9 ;
http://php.net/manual/en/security.registerglobals.php UiZp-Y%ki ; 查看详细内容
arKmc@"X ;
TF-Ty ;
{taVAcb ; - display_errors = Off [Security]
`j}d=zZ ; With this directive set to off, errors that occur during the execution of
ca*[n~np ; scripts will no longer be displayed as a part of the script output, and thus,
zn1Rou]6 ; will no longer be exposed to remote users. With some errors, the error message
O:tX0<6 ; content may expose information about your script, web server, or database
8Vhck-wF ; server that may be exploitable for hacking. Production sites should have this
.4FcZJvy ; directive set to off.
xcvr D ;
Wx)U<:^e ;
WAXts]= ; 设置这个指示为Off,在脚本执行期间发生错误时,不再将错误作为输出的一部分显示,这样就不会暴露给
2RUR=%C ; 远端用户。对于某些错误,错误信息的内容可能暴露你的脚本,web服务器,数据库服务器的信息,可能被
S5u#g`I] ; 黑客利用。最终产品占点需要设置这个指示为off.
!LOors za ;
IKzRM|/ ;
k5;Vl0Ho ; - log_errors = On [Security]
(e3Gs+; ; This directive complements the above one. Any errors that occur during the
~uR6z//% ; execution of your script will be logged (typically, to your server's error log,
5vX8mPR_ ; but can be configured in several ways). Along with setting display_errors to off,
]'!xc9KGR ; this setup gives you the ability to fully understand what may have gone wrong,
a<wQzgxG ; without exposing any sensitive information to remote users.
,,gLrVk ;
k7|z$=zY ;
K}E7|gdG ; 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
k;_KKvQ ; 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
wEnuUC4j ; 发生错误的能力,而不会向远端用户暴露任何信息。
g7 Md ;
S}w.#tyEn ;
5Hwo)S]r ; - output_buffering = 4096 [Performance]
Z(Eke ; Set a 4KB output buffer. Enabling output buffering typically results in less
B0)`wsb_ ; writes, and sometimes less packets sent on the wire, which can often lead to
8
)mjy!, ; better performance. The gain this directive actually yields greatly depends
F<yy>Wf ; on which Web server you're working with, and what kind of scripts you're using.
cXk6e.Uz ;
7`blGzP_ ;
~JwpNJs ; 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。
Jt2,LL:G ; 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。
?{
B[^ ;
&gGs) $f[ ;
qnq%mwDeD ; - register_argc_argv = Off [Performance]
HQ^9[HN. ; Disables registration of the somewhat redundant $argv and $argc global
oe(9mYWKa6 ; variables.
1z~k1usRK ;
i1qS ns ;
_m9~* ; 禁止注册某些多于的 $argv 和 $argc 全局变量
&l.x:eD ;
8^/+wa+G ;
E tJ~dL) ; - magic_quotes_gpc = Off [Performance]
O9t=lrYV! ; Input data is no longer escaped with slashes so that it can be sent into
ycgfZ 3K ; SQL databases without further manipulation. Instead, you should use the
AH&9Nye8 ; function addslashes() on each input element you wish to send to a database.
g!1I21M1~ ;
29"mE;j ;
bK3B3r#$ ; 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
=
:Po%Z%{ ; 以对每个要发送到数据库的输入元素使用 addslashes()函数。
b/}'Vf[ ;
[O^}rUqq ;
JAc@S20v\ ; - variables_order = "GPCS" [Performance]
f5@.^hi[ ; The environment variables are not hashed into the $HTTP_ENV_VARS[]. To access
>9-Dd)< ; environment variables, you can use getenv() instead.
C/F@ ]_y
;
'sj9[o@] ; 环境变量不再进入 $HTTP_ENV_VARS[],你需要用 getenv()来访问环境变量。
|]^l^e6m ;
za,6du6 ;
<O ;&qT*b ; - error_reporting = E_ALL [Code Cleanliness, Security(?)]
1'Nh jL ; By default, PHP surpresses errors of type E_NOTICE. These error messages
F?7u~b|@{ ; are emitted for non-critical errors, but that could be a symptom of a bigger
Ay2b,q ; problem. Most notably, this will cause error messages about the use
YVo ao#! ; of uninitialized variables to be displayed.
wi>DZkR ;
MzcB3pi ;
$h,d?
.u6w ; 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。
J;S-+ ; 大多数提醒是那些没有初始化变量引起的错误信息。
Truc[A.2Z ;
$nj\\,(g ;
5i6VZv ; - allow_call_time_pass_reference = Off [Code cleanliness]
d$}&nV/A) ; It's not possible to decide to force a variable to be passed by reference
+6
ho)YL ; when calling a function. The PHP 4 style to do this is by making the
RF:04d ; function require the relevant argument by reference.
#+$ zE#je ;
mxgqS=` ;
nh<Z1tMU ; 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
GjEqU;XBi ;
Uls+n@\! ;
(i\)|c/a7 vTdUuj3N ;;;;;;;;;;;;;;;;;;;;
xpAok] ; Language Options ;
^ESUMXb ;
?z3] ;
0Q7MM6 ; 语言配置
$%=G[/i' ;
RB[/q: ;
i0\)%H:z ;;;;;;;;;;;;;;;;;;;;
/HZv ;`+`#h3-V ; Enable the PHP scripting language engine under Apache.
k=`$6(>Fz ;
>VP5vkv= ;
!.*iw
k` ; 允许在Apache下的PHP脚本语言引擎
9mDnKW ;
cAb>2]M5V ;
"kU] engine = On
`;$h'eI9 Kk=LXmL2 ; Allow the tags are recognized.
<[ZI.+_Wt ;
d*2u}1Jo8 ;
{rDq_^ ; 允许 标记
*GJ:+U&m[ ;
;}K62LSR ;
Plfdr~$ short_open_tag = On
6Hk="$6K >I^9:Q ; Allow ASP-style tags.
a.q;_5\5` ;
hO3{ ;
doR4nRl9 ; 允许 ASP 类型的 标记
H:Y&OZ ;
Xh}&uZ`A ;
Ys3uPs asp_tags = Off
RYy,wVh} @^&7$#jq% ; The number of significant digits displayed in floating point numbers.
,F9nDF@) ;
[Gtb+'8 ;
!),t"Ae?> ; 浮点数显示的有意义的数字(精度)
Da_()e[9p ;
C6]OAUXy:F ;
-{{[cTI precision = 14
QIK
9
z)w-N ; Enforce year 2000 compliance (will cause problems with non-compliant browsers)
|##GIIv;i ;
50$W0L$ ;
~=cmM ; 强制遵从 2000 年(会在不遵从的浏览器上引起错误)
jn=:G+0 ;
`
>U?v ;
o\!qcoE2W y2k_compliance = Off
cbYK5fj"T pr rT:Y ; Output buffering allows you to send header lines (including cookies) even
*yez:qnx ; after you send body content, at the price of slowing PHP's output layer a
PVYyE3`UB ; bit. You can enable output buffering during runtime by calling the output
`]<`$71w ; buffering functions. You can also enable output buffering for all files by
#|f~s ; setting this directive to On. If you wish to limit the size of the buffer
d1G8*YO@ ; to a certain size - you can use a maximum number of bytes instead of 'On', as
zk}{ dG^M: ; a value for this directive (e.g., output_buffering=4096).
*eb-rhCVn ;
U>Gg0`> ;
J=H)JH3 ; 输出缓冲允许你在主体内容发送后发送头信息行(包括 cookies),作为代价,会稍微减慢一点PHP
U(,.D}PG ; 输出层的速度。你可以在运行期间通过调用输出缓冲函数来打开输出缓冲。你也可以通过设置这个
+@:L|uFU ; 指示来对虽有的文件打开输出缓冲。如果你想限制缓冲区大小为某个尺寸,你可以使用一个允许最大
#fDs[ ; 的字节数值代替 "On",作为这个指示的值。
r,NgG!zq< ;
d5!!Ut ;
MKg,!TELe output_buffering = 4096
;Gd~YGW^# 75NRCXh. ; You can redirect all of the output of your scripts to a function. For
%l!xkCKA ; example, if you set output_handler to "ob_gzhandler", output will be
J2M(1g)t9 ; transparently compressed for browsers that support gzip or deflate encoding.
Mvcfk$pA ; Setting an output handler automatically turns on output buffering.
Tv$sqVe9 ;
vhgLcrn ;
g0R[xOS|
; 你可以重新定向脚本所有输出到一个函数。例如,你可以设置 output_handler 为 "ob_gzhandler",
;_+uSalt ; 输出将会被明显的被压缩到支持 gzip 或 deflate 编码的浏览器。设置一个输出管理会自动打开
;['a ; 输出缓冲
`I;F$ `\ ;
r'4:)~]s ;
D4u%6R|F output_handler =
L%\b' fs #&8rcu;/ ; Transparent output compression using the zlib library
)!W45"l-3M ; Valid values for this option are 'off', 'on', or a specific buffer size
MaY682}|y ; to be used for compression (default is 4KB)
/-M@[p& ;
s8mr'' ;
=Lp7{09u ; 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
01@t~v3!Z ;
+OHGn;C ;
l*=aMjd? zlib.output_compression = Off
5.0e~zlM- 9pSUIl9|j ; Implicit flush tells PHP to tell the output layer to flush itself
;;U:Jtn2 ; automatically after every output block. This is equivalent to calling the
uGP(R=H ; PHP function flush() after each and every call to print() or echo() and each
p( LZ)7/ ; and every HTML block. Turning this option on has serious performance
@{HrJ/4%:& ; implications and is generally recommended for debugging purposes only.
1DJekiWf ;
sM2MLh 'D ;
c-4STPNQi ; 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()
ku&k'V ; 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
5K%Wa]W ; 调试目的时使用。
_e<o7Y@_ ;
WcUJhi^\C ;
r ,(Mu implicit_flush = Off
e":G*2a :#t*K6dz ; Whether to enable the ability to force arguments to be passed by reference
}
p:%[ ; at function call time. This method is deprecated and is likely to be
"&+3#D
> ; unsupported in future versions of PHP/Zend. The encouraged method of
nms8@[4- ; specifying which arguments should be passed by reference is in the function
Ri7((x]H" ; declaration. You're encouraged to try and turn this option Off and make
@x&P9M0g ; sure your scripts work properly with it in order to ensure they will work
?h8{xa5b ; with future versions of the language (you will receive a warning each time
6<'K~1do: ; you use this feature, and the argument will be passed by value instead of by
0Q9T3X ; reference).
>bo'Y9C ;
S~OhtHwK ;
?}P5p^6 ; 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
H*I4xT@ ; 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
19e8 ; 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
|UUdz_i!: ; 这个特性时得到一个警告,并且参数以值来传递,代替引用)
=6nD sibf ;
T D@v9 ;
V*[b}Xew allow_call_time_pass_reference = Off
qt e>r B9dt=j3j2 DvXHK ;
oMH.u^b]fT ; Safe Mode
*?p|F&J ;
|bv,2uW z ;
u'~;Y.@i' ; 安全模式
Q9F) ;
#\rwLpC1u ;
B2=\2< ;
^C)n$L>C0 safe_mode = Off
`|Z}2vo;j :3h{ A`u ; By default, Safe Mode does a UID compare check when
JH,/jR ; opening files. If you want to relax this to a GID compare,
k"UO c= ; then turn on safe_mode_gid.
jdA
]2] ;
: esg( ;
$D1w5o- ; 安全模式默认的在打开文件时进行 UID 比较检查,如果你想放宽他为GID比较,打开这个参数
_o3e]{ ;
cR7wx 0Aj ;
\*vHB`.,ey safe_mode_gid = Off
eU+ {*YJg M5L{*>4|6 ; When safe_mode is on, UID/GID checks are bypassed when
66&EBX} ; including files from this directory and its subdirectories.
^4Am
%yyT ; (directory must also be in include_path or full path must
yBed kj ; be used when including)
CG]Sj*SA~ ;
(P|~>k ;
x|64l`Vp(: ; 在安全模式,当包含如下目录和子目录文件时,绕过 UID/GID检查(路径必须在 include_path下面
Yd
cK&{ ; 或者在包含时使用完整路径
Bvjl-$m!v ;
xG&SX#[2 ;
WP**a Bp safe_mode_include_dir =
Kr`]_m `<" m%> ; When safe_mode is on, only executables located in the safe_mode_exec_dir
E|"=.
T ; will be allowed to be executed via the exec family of functions.
VU|dV\> ;
&7?R+ZGo ;
6&v?)o ; 在安全模式下,只有给出目录下可以通过 exec 族函数执行
y9Y1PH7G ;
zbJT&@z ;
!!Z?[rj safe_mode_exec_dir =
C]Q8:6b =B.F;40 ; open_basedir, if set, limits all file operations to the defined directory
)8g(:`w ; and below. This directive makes most sense if used in a per-directory
B=|cS;bM$3 ; or per-virtualhost web server configuration file.
s&'QN=A ;
>:lnt /N3 ;
$.]l!cmi%Q ; 如果设置,则限制所有的文件操作都到下面给出的目录下。这个指示在每个目录,每个虚拟主机的web
H#ClIh?'b ; 服务器配置文件里给出更多的认识。
tBpC: SG ;
k{t`|BnPKB ;
](|\whI ;open_basedir =
fFQ|T:vm vTn}*d.K= ; Setting certain environment variables may be a potential security breach.
qe5feky ; This directive contains a comma-delimited list of prefixes. In Safe Mode,
s.8{5jVG ; the user may only alter environment variables whose names begin with the
hpU2 ; prefixes supplied here. By default, users will only be able to set
=hl }.p ; environment variables that begin with PHP_ (e.g. PHP_FOO=BAR).
}f2r!7:x ;
JchSMc.9 ; Note: If this directive is empty, PHP will let the user modify ANY
.1LCXW= ; environment variable!
W%\C_ ;
~g.$|^,.O/ ;
,i@X'<;y ; 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
m^qBxA ; 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(
K$d$m < ; 例如 PHP_FOO=BAR).
OrK&RC ;
++E3]X| ; 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。
8g7<KKw ;
uG<}N= ;
A`R{m0A safe_mode_allowed_env_vars = PHP_
{AQ=<RDRF jVq(?Gc ; This directive contains a comma-delimited list of environment variables that
2PG [7u^ ; the end user won't be able to change using putenv(). These variables will be
7x<i :x3 ; protected even if safe_mode_allowed_env_vars is set to allow to change them.
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