;;;;;;;;;;;;;;;;;;;
\Q(a`6U ; About this file ;
9D+k71"+ ;
$]
"M`h ; 关于这个文件
?bVIH? ;
n|)((W ;;;;;;;;;;;;;;;;;;;
%K4M`R|2] ;
s$isDG#Sr ; This is the recommended, PHP 4-style version of the php.ini-dist file. It
Y&j`HO8f ; sets some non standard settings, that make PHP more efficient, more secure,
m9A%Z bQ^ ; and encourage cleaner coding.
D\&S { ;
84.L1|k ;
Y4HN1 ; 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
#WSqh + ; PHP更加有效,更加安全,鼓励整洁的编码。
8
E\zjT!#\ ;
PVp>L*|BZ; ;
CTW\Dt5 ; The price is that with these settings, PHP may be incompatible with some
i7-~"g ; applications, and sometimes, more difficult to develop with. Using this
'z5jnI ; file is warmly recommended for production sites. As all of the changes from
e|!' ; the standard settings are thoroughly documented, you can go over each one,
O&BvWik ; and decide whether you want to use it or not.
fMg9h9U ;
(&Rk#i U
2 ;
NGSts\D'} ; 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。
t&?{+?p:
9 ; 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
/]3[| ; 处理没一个,决定是否使用他们。
qWheoyAB ;
k\.9iI'6 ;
17Cb{Q ; For general information about the php.ini file, please consult the php.ini-dist
uAeo&|& ; file, included in your PHP distribution.
e
O\72? K ;
fV|uKs(W ;
<[)-Q~Gg5 ; 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
W&Fm;m@M ;
ah:["< z< ;
&>,]YrU ; This file is different from the php.ini-dist file in the fact that it features
d<7b<f"~ ; different values for several directives, in order to improve performance, while
yy8-t2V ; possibly breaking compatibility with the standard out-of-the-box behavior of
P.XT1)qo* ; PHP 3. Please make sure you read what's different, and modify your scripts
L? DlR hu ; accordingly, if you decide to use this file instead.
qIQ=OY=6 ;
B223W_0"o ;
RbTGAA
; 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
KhfADqji| ; PHP 3 的标准的 out-of-the-box 特性。
B4RrUA32 ;
P M [_0b ;
?h&XIM( ; - register_globals = Off [Security, Performance]
\)No?fB ; Global variables are no longer registered for input data (POST, GET, cookies,
H%@f ^ ; environment and other server variables). Instead of using $foo, you must use
isL
zgN% ; you can use $_REQUEST["foo"] (includes any variable that arrives through the
q7Hf7^a ; request, namely, POST, GET and cookie variables), or use one of the specific
_x<NGIz ; $_GET["foo"], $_POST["foo"], $_COOKIE["foo"] or $_FILES["foo"], depending
g77M5(ME ; on where the input originates. Also, you can look at the
sQ#e 2 ; import_request_variables() function.
hz4?ku ; Note that register_globals is going to be depracated (i.e., turned off by
s6 g"uF>k ; default) in the next version of PHP, because it often leads to security bugs.
9)1Ye ; Read
http://php.net/manual/en/security.registerglobals.php for further
j+gxn_E ; information.
=|z:wlOs ;
;zJb("n ;
71R,R, ; 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
9KU&M"Yq&i ; $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
/ovVS6Ai ; cookies 变量)或者根据输入的来源使用指定的 $_GET["foo"],$_POST["foo"],$_COOKIE["foo"]
d-_V*rYU ; ,$_FILES["foo"] (访问他们).同时,你可以查看 import_request_variables()函数。
X?'cl]1? ;
+_7a/3kh ; 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
:,0(aB ;
http://php.net/manual/en/security.registerglobals.php ~r.R|f]IQ ; 查看详细内容
(L*GU 7m; ;
jXE:aWQht ;
Y 3ApW vS ; - display_errors = Off [Security]
!{.CGpS ] ; With this directive set to off, errors that occur during the execution of
{1OxJn1hd ; scripts will no longer be displayed as a part of the script output, and thus,
$o?U= ; will no longer be exposed to remote users. With some errors, the error message
Dm}eX:'{ ; content may expose information about your script, web server, or database
^<OYW|q?\r ; server that may be exploitable for hacking. Production sites should have this
rpRyB9 ; directive set to off.
6h>#;M ;
{oqbV#/& ;
?z9!=A%<V~ ; 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
Pz2 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
"V>}-G& ; 黑客利用。最终产品占点需要设置这个指示为off.
%i9 e<.Ot ;
|MZ1j(_ ;
1p.c6[9- ; - log_errors = On [Security]
QgqJ # ; This directive complements the above one. Any errors that occur during the
le'RU1k ; execution of your script will be logged (typically, to your server's error log,
NbU`_^oC ; but can be configured in several ways). Along with setting display_errors to off,
=o##z5j
K ; this setup gives you the ability to fully understand what may have gone wrong,
2L](4Q[M ; without exposing any sensitive information to remote users.
(lM,' ;
X
61|:E ;
;98&5X\u< ; 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
G*9>TavE ; 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
}#ZRi}f2VJ ; 发生错误的能力,而不会向远端用户暴露任何信息。
*2X~NJCt ;
3
,>M-F ;
eK:?~BI! ; - output_buffering = 4096 [Performance]
#-'`Ybw ; Set a 4KB output buffer. Enabling output buffering typically results in less
,-e}Xw9 ; writes, and sometimes less packets sent on the wire, which can often lead to
T/'z,,Y ; better performance. The gain this directive actually yields greatly depends
$IE}fgA@5 ; on which Web server you're working with, and what kind of scripts you're using.
Z0L($ ;
jU&m*0nL ;
f#!+l1GV ; 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。
Zt!# KSF7% ; 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。
YbP
@ ;
[Y](Y3 /.N ;
)*BZo>" ; - register_argc_argv = Off [Performance]
4{uQ}ea ; Disables registration of the somewhat redundant $argv and $argc global
=-si|
1Z ; variables.
d-~V. ;
srv4kodj ;
G JRl{Y ; 禁止注册某些多于的 $argv 和 $argc 全局变量
_X4Y1zh ;
S $p>sItO ;
1jg* DQ7L ; - magic_quotes_gpc = Off [Performance]
4,sE{%vb ; Input data is no longer escaped with slashes so that it can be sent into
fY00 ; SQL databases without further manipulation. Instead, you should use the
Km(i}:6" ; function addslashes() on each input element you wish to send to a database.
d{7ZO#E ;
"] V\ Y! ;
{cs>Sy
4 ; 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
M~2Us{ ` ; 以对每个要发送到数据库的输入元素使用 addslashes()函数。
64?HqO
6( ;
S.!,qv z ;
Nnh\FaI ; - variables_order = "GPCS" [Performance]
NuQ!huh ; The environment variables are not hashed into the $HTTP_ENV_VARS[]. To access
e v$:7}h= ; environment variables, you can use getenv() instead.
F\DiT|?} ;
dun`/QKV ; 环境变量不再进入 $HTTP_ENV_VARS[],你需要用 getenv()来访问环境变量。
u4Nh_x8\Nr ;
J
8%gC ;
@Y/&qpo$#W ; - error_reporting = E_ALL [Code Cleanliness, Security(?)]
U T\4Xk< ; By default, PHP surpresses errors of type E_NOTICE. These error messages
/yG7!k]Eg ; are emitted for non-critical errors, but that could be a symptom of a bigger
12Oa_6<\0; ; problem. Most notably, this will cause error messages about the use
inGUN?? ; of uninitialized variables to be displayed.
.}\8Y= ;
f`hZb ;
=VD],R) ; 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。
6'^E
],:b ; 大多数提醒是那些没有初始化变量引起的错误信息。
;TJpD0 ;
L(;$(k-/( ;
O{l4 f:51 ; - allow_call_time_pass_reference = Off [Code cleanliness]
,->K)Rs ; ; It's not possible to decide to force a variable to be passed by reference
UDG1F_&h ; when calling a function. The PHP 4 style to do this is by making the
9)oi_U. ; function require the relevant argument by reference.
* 1;4&/93o ;
^`kwSC ;
./F:]/Mt ; 在调用函数时,不可能决定强制传递变量的引用。PHP 4 里通过函数请求相关参数的引用来实现
=5\*Zh1 ;
[on_=N{W[ ;
V5K/)\# t%Jk3W/f ;;;;;;;;;;;;;;;;;;;;
w7@`:W ; Language Options ;
N#ggT9>X ;
FLW VI4* ;
gQPw+0w ; 语言配置
E]mm^i`| ;
9-pt}U ;
C<D$Y,[w ;;;;;;;;;;;;;;;;;;;;
o`iA& gq?7O< ; Enable the PHP scripting language engine under Apache.
fd
)v{OC ;
2f[;U" ;
r84^/+"T ; 允许在Apache下的PHP脚本语言引擎
d1cp=RbC ;
r:bJU1P1$s ;
Z^|N]Ej engine = On
s\;/U|P_ Tgz=I4g ; Allow the tags are recognized.
@R5^J{T ;
e\V
-L_ ;
\U$:/#1Oe ; 允许 标记
v[Q)L!J1 ;
_Tj&gyS ;
O >h` short_open_tag = On
4Fft[S( ]Ucw&B*@ ; Allow ASP-style tags.
8* A%k1+ ;
v@=qVwX ;
/JS_gr@DK ; 允许 ASP 类型的 标记
S9Sgd&a9 ;
P PJ^;s ;
Yj@Sy asp_tags = Off
^)-[g T`E0_ZU; ; The number of significant digits displayed in floating point numbers.
,m{R
m0 ;
,ucRQ&P ;
^sf,mM~D ; 浮点数显示的有意义的数字(精度)
(xb2H~WrN ;
_f^6F<! ;
+cH>'OXoB precision = 14
iAz0 A <L]Gk]k_R ; Enforce year 2000 compliance (will cause problems with non-compliant browsers)
?0; 2ct ;
R,BJr y ;
Z[nHo' ; 强制遵从 2000 年(会在不遵从的浏览器上引起错误)
(,h2qP-;ud ;
EIRDH'[L ;
b=5w>* y2k_compliance = Off
VO0:4{- ]Kt@F0U<o ; Output buffering allows you to send header lines (including cookies) even
TLsF c^X ; after you send body content, at the price of slowing PHP's output layer a
{5B j*m5 ; bit. You can enable output buffering during runtime by calling the output
|`o|;A] ; buffering functions. You can also enable output buffering for all files by
bo|THS
; setting this directive to On. If you wish to limit the size of the buffer
LTe ({6l0 ; to a certain size - you can use a maximum number of bytes instead of 'On', as
8{ZTHY- ; a value for this directive (e.g., output_buffering=4096).
@/s|<* ;
m54>} ;
%>&ex0j] ; 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
D"pT?\kO ; 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
#+ch ; 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
#NFB=oJI ; 的字节数值代替 "On",作为这个指示的值。
94w)Yln ;
"OenYiz ;
F1.Xk1y% output_buffering = 4096
1'o[9- [h'u@%N|/ ; You can redirect all of the output of your scripts to a function. For
JN/=x2n. ; example, if you set output_handler to "ob_gzhandler", output will be
UfX~GC;B ; transparently compressed for browsers that support gzip or deflate encoding.
K) }1; ; Setting an output handler automatically turns on output buffering.
WAxNQfEe ;
(vG*)a ;
46g0
e ; 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",
'JOCL0FP ; 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
\8xSfe ; 输出缓冲
-yf8 ;
"B{3q`( ;
Onq^|r's& output_handler =
`PbY(6CF Z+v,o1 ; Transparent output compression using the zlib library
`^[k8Z( ; Valid values for this option are 'off', 'on', or a specific buffer size
oJ4HvrUO ; to be used for compression (default is 4KB)
tY;<S}[@7w ;
,1{qZ(l1 ;
a]r+np]vTy ; 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
(}39f ;
4J5 zSTw ;
J3mLjYy zlib.output_compression = Off
J]U_A/f <mFDC?j ; Implicit flush tells PHP to tell the output layer to flush itself
DP@1to@ ; automatically after every output block. This is equivalent to calling the
8H4NNj Oy ; PHP function flush() after each and every call to print() or echo() and each
*V kaFQZ$, ; and every HTML block. Turning this option on has serious performance
M*0^<e~]F ; implications and is generally recommended for debugging purposes only.
q? "> ;
)9nW`d+ ;
zu1"`K3b ; 隐含的通知PHP的输出层在每个输出块后自己自动刷新。等同于在每个 print() 或者 echo()
'6M6e( ; 和每个HTML块后面都调用 flush()函数。打开这个配置会引起严重的隐含执行,一般推荐在用于
486\a ; 调试目的时使用。
b1?^9c#0d ;
?(gha ;
g)#?$OhP" implicit_flush = Off
dM;\)jm oE+P= ; Whether to enable the ability to force arguments to be passed by reference
xeFx!$3 ; at function call time. This method is deprecated and is likely to be
OWibmX ; unsupported in future versions of PHP/Zend. The encouraged method of
S
a+Y/ ; specifying which arguments should be passed by reference is in the function
tM]Gu?6 ; declaration. You're encouraged to try and turn this option Off and make
0;l~B ; sure your scripts work properly with it in order to ensure they will work
D\_nqx9O ; with future versions of the language (you will receive a warning each time
W On<;'}M& ; you use this feature, and the argument will be passed by value instead of by
G[ U5R?/ ; reference).
W^8 ;
d` ttWWPw ;
Zp7Pw ; 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
5a/A?9?, ; 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
HDV-qYD|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
U3N
d\b'0 ; 这个特性时得到一个警告,并且参数以值来传递,代替引用)
7<)H?;~; ;
)xy>:2!#Y ;
S'!&,Dxq^ allow_call_time_pass_reference = Off
\(pwHNSafk TBt5Nqks- GM2}]9 ;
{
YQS fk ; Safe Mode
r2SZC`Z}-M ;
DujVV(+I ;
LG:k}z/T ; 安全模式
mI7lv;oN<5 ;
6]iU-k0b ;
d0)]^4HT|y ;
?+.mP]d_ safe_mode = Off
)!-gT ^0v3NG6 ; By default, Safe Mode does a UID compare check when
Sesdhuy.@ ; opening files. If you want to relax this to a GID compare,
@.7/lRr@bp ; then turn on safe_mode_gid.
}W'j Dz7O ;
_G'ki.[S7 ;
e#/&A5#Ya ; 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
QwX81*nx ;
Zy+ERaF|] ;
dXxf{|gk> safe_mode_gid = Off
_$R=F/88 >h8m)Q ; When safe_mode is on, UID/GID checks are bypassed when
y!1X3X,V ; including files from this directory and its subdirectories.
Jpduk&u ; (directory must also be in include_path or full path must
b3%x&H<j ; be used when including)
?L0;,
\-t ;
-u@ ^P7 ;
2FuV%\p ; 在安全模式,当包含如下目录和子目录文件时,绕过 UID/GID检查(路径必须在 include_path下面
/}6I3n ; 或者在包含时使用完整路径
B/l^=u+- ;
n,FyK`x ;
~+1mH safe_mode_include_dir =
KfjWZ4{v >s5}pkAv|e ; When safe_mode is on, only executables located in the safe_mode_exec_dir
=J1V?x=l@ ; will be allowed to be executed via the exec family of functions.
FXo.f<U ;
z@VL?A(3 ;
BX$<5S@ ; 在安全模式下,只有给出目录下可以通过 exec 族函数执行
"9P @bA ;
4vbGXb}! ;
lO cFF0' safe_mode_exec_dir =
-]^JaQw ;+\h$ ; open_basedir, if set, limits all file operations to the defined directory
Y#c439 & ; and below. This directive makes most sense if used in a per-directory
MtL<)?HQ ; or per-virtualhost web server configuration file.
%j^QK>% ;
8$~oiK%fw ;
@ovaOX ; 如果设置,则限制所有的文件操作都到下面给出的目录下。这个指示在每个目录,每个虚拟主机的web
we_CF*zj ; 服务器配置文件里给出更多的认识。
]AA|BeL?| ;
!AXLoq$SY ;
>0@w"aKn ;open_basedir =
R|*0_!O:[ CtMqE+j^ ; Setting certain environment variables may be a potential security breach.
:oy2mi; ; This directive contains a comma-delimited list of prefixes. In Safe Mode,
{xg=Ym) ; the user may only alter environment variables whose names begin with the
We$
n ; prefixes supplied here. By default, users will only be able to set
9~`#aQG T ; environment variables that begin with PHP_ (e.g. PHP_FOO=BAR).
xwo*kFg ;
bhpaC8| ; Note: If this directive is empty, PHP will let the user modify ANY
iN8[^,2H| ; environment variable!
9_wDh0b~p ;
O^!ds ;
C:No ^nH> ; 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
zV}:~;w ; 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(
?<jWEz= ; 例如 PHP_FOO=BAR).
s3sRMB2 ;
\2;!} ; 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。
iA{q$>{8 ;
,j XK ;
|kh{EUE
; safe_mode_allowed_env_vars = PHP_
m4~
|z _yAY5TIv ; This directive contains a comma-delimited list of environment variables that
MUbKlX ; the end user won't be able to change using putenv(). These variables will be
3:xx:Jt ; protected even if safe_mode_allowed_env_vars is set to allow to change them.
<O=0 ^V ;
U+'zz#0qN ;
0&