;;;;;;;;;;;;;;;;;;;
zf M<x,XdY ; About this file ;
H?rSP0. ;
cZPbD;e: ; 关于这个文件
cjCE3V9X ;
zG&WWc`K ;;;;;;;;;;;;;;;;;;;
ztRWIkI
q ;
rd|@*^k ; This is the recommended, PHP 4-style version of the php.ini-dist file. It
bv .EM ; sets some non standard settings, that make PHP more efficient, more secure,
ON:LPf>"- ; and encourage cleaner coding.
emGV]A%nss ;
;:v]NZtc ;
Q,[rrG;?@ ; 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
oc!biE`u ; PHP更加有效,更加安全,鼓励整洁的编码。
#N<s^KYG- ;
}T?i%l ;
;m-6.AV ; The price is that with these settings, PHP may be incompatible with some
Ej;Vr~Wi ; applications, and sometimes, more difficult to develop with. Using this
pP?<[ql[w ; file is warmly recommended for production sites. As all of the changes from
*5ka.=Qs ; the standard settings are thoroughly documented, you can go over each one,
@C!JtgO% ; and decide whether you want to use it or not.
Se!gs> ;
( 1QdZD| ;
[d!Af4 ; 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。
8Uj68Jl? ; 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
dM);LT8@ ; 处理没一个,决定是否使用他们。
0S)"Q^6ny ;
>qSO,$ ;
z'5;f; ; For general information about the php.ini file, please consult the php.ini-dist
[V!^\g\6 ; file, included in your PHP distribution.
Ws2prh^e( ;
BsoFQw4$9 ;
Y2RxD\!Z ; 关于 php.ini 的一般信息,请参考 php.ini-dist 文件,包括你的 PHP 的说明
'DaNR`9 ;
m]+X}| ;
9'L1KQ ; This file is different from the php.ini-dist file in the fact that it features
ucIVVT(u ; different values for several directives, in order to improve performance, while
T{5M1r ; possibly breaking compatibility with the standard out-of-the-box behavior of
4<=eK7;XR ; PHP 3. Please make sure you read what's different, and modify your scripts
eukX#0/^ ; accordingly, if you decide to use this file instead.
z6GL,wo# ;
mafAC73 ;
{|8:U}<#h ; 这个文件和 php.ini-dist 的区别在于它给予了一些指示不同的值,来提高性能,同时可能破坏了
5Ws:Ei{R ; PHP 3 的标准的 out-of-the-box 特性。
avYh\xZ ;
n?TO!5RZK ;
;XD>$t@ ; - register_globals = Off [Security, Performance]
IqR[&T)lj ; Global variables are no longer registered for input data (POST, GET, cookies,
\t&n
jMWpZ ; environment and other server variables). Instead of using $foo, you must use
0lvb{Zd ; you can use $_REQUEST["foo"] (includes any variable that arrives through the
R 47I\{ ; request, namely, POST, GET and cookie variables), or use one of the specific
LH?gJ8` ; $_GET["foo"], $_POST["foo"], $_COOKIE["foo"] or $_FILES["foo"], depending
oT9XJwqnv ; on where the input originates. Also, you can look at the
C9"f6>i ; import_request_variables() function.
+oxqS&$L ; Note that register_globals is going to be depracated (i.e., turned off by
FvtM~[Q ; default) in the next version of PHP, because it often leads to security bugs.
z9OMC$,V ; Read
http://php.net/manual/en/security.registerglobals.php for further
K-g=td/@ ; information.
&;uGIk>s ;
A;/Xt ;
;iwD/=Y ; 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
K284R=j -& ; $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
}RC.Q`b ; cookies 变量)或者根据输入的来源使用指定的 $_GET["foo"],$_POST["foo"],$_COOKIE["foo"]
m \R@.jkZ ; ,$_FILES["foo"] (访问他们).同时,你可以查看 import_request_variables()函数。
(o6A?37i ;
_BeX7 ; 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
gn;nS{A ;
http://php.net/manual/en/security.registerglobals.php ,=XS%g}l4 ; 查看详细内容
(
SC7m/ ;
a8lo!e9q ;
'xu7AKpU) ; - display_errors = Off [Security]
N@%xLJF=N> ; With this directive set to off, errors that occur during the execution of
^qSf ; scripts will no longer be displayed as a part of the script output, and thus,
qB`0^V ; will no longer be exposed to remote users. With some errors, the error message
(>)+;$Dr,\ ; content may expose information about your script, web server, or database
8&`T<ECq> ; server that may be exploitable for hacking. Production sites should have this
v]d?6g ; directive set to off.
I%VV4,I&pK ;
b{yH4)O ;
U3VsMV*Y ; 设置这个指示为Off,在脚本执行期间发生错误时,不再将错误作为输出的一部分显示,这样就不会暴露给
D%5 {A= ; 远端用户。对于某些错误,错误信息的内容可能暴露你的脚本,web服务器,数据库服务器的信息,可能被
l")o!N? ; 黑客利用。最终产品占点需要设置这个指示为off.
Nt,]00S\w ;
.[eSKtbc) ;
6P/9Vh j' ; - log_errors = On [Security]
k^vmRe<lk ; This directive complements the above one. Any errors that occur during the
OM.(g%2 ; execution of your script will be logged (typically, to your server's error log,
1nX68fS.9 ; but can be configured in several ways). Along with setting display_errors to off,
SquqaX+< ; this setup gives you the ability to fully understand what may have gone wrong,
Z)Xq!]~/g ; without exposing any sensitive information to remote users.
*SAcH_I2$> ;
2-B8>-
;
J[_?>YJ ; 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
4=#QN ; 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
E!(`275s ; 发生错误的能力,而不会向远端用户暴露任何信息。
CsQ}P) ;
_#\5]D~"" ;
\[hrG?A ; - output_buffering = 4096 [Performance]
#f jX|b ; Set a 4KB output buffer. Enabling output buffering typically results in less
3 `C3+ ; writes, and sometimes less packets sent on the wire, which can often lead to
Ov{B-zCA ; better performance. The gain this directive actually yields greatly depends
J3!k*"P ; on which Web server you're working with, and what kind of scripts you're using.
G@l|u ;
vr]dRStr ;
:L+zUlsf ; 设置 4KB 的输出缓冲区。打开输出缓冲可以减少写的次数,有时减少线路发送包的数量,这样能提高性能。
6b1 Uj< ; 这个指示真正得到的益处很大程度的依赖于你的工作的 WEB 服务器,以及你使用的脚本。
mhHm# ;
::Ve ,-0 ;
dsft=t8s ; - register_argc_argv = Off [Performance]
=}1~~ ; Disables registration of the somewhat redundant $argv and $argc global
fSb@7L ; variables.
u{y5'cJ{ ;
^,\se9=( ;
H"Em|LX^ ; 禁止注册某些多于的 $argv 和 $argc 全局变量
0^tJX1L ;
I?xhak1)lu ;
H6+st`{ ; - magic_quotes_gpc = Off [Performance]
BRQ5 ; Input data is no longer escaped with slashes so that it can be sent into
LnACce
?b ; SQL databases without further manipulation. Instead, you should use the
BM}a?nnoc ; function addslashes() on each input element you wish to send to a database.
@o-evH;G ;
~NJL S- ;
/(}l[jf ; 输入数据不再被斜线转义,以便于无需更多的处理就可以发送到SQL数据库里面。作为代替,你可
kQ:>j.^e ; 以对每个要发送到数据库的输入元素使用 addslashes()函数。
E<.{
v\ ;
Yv|bUZ@ ;
_d"Y6
0 ; - variables_order = "GPCS" [Performance]
+\]S<T*; ; The environment variables are not hashed into the $HTTP_ENV_VARS[]. To access
)7 BNzj"~ ; environment variables, you can use getenv() instead.
i\c^h;wX ;
\?Oa}&k$F8 ; 环境变量不再进入 $HTTP_ENV_VARS[],你需要用 getenv()来访问环境变量。
{N8rZ [Oo ;
U S~JLJI ;
JO;`Kz_$ ; - error_reporting = E_ALL [Code Cleanliness, Security(?)]
U1@P/ ; By default, PHP surpresses errors of type E_NOTICE. These error messages
)}k`X<~k ; are emitted for non-critical errors, but that could be a symptom of a bigger
>?Y3WPB<F ; problem. Most notably, this will cause error messages about the use
!-Tmu ; of uninitialized variables to be displayed.
~o\]K ;
WW
Kr & ) ;
"Mu$3w ; 默认的,PHP 给出 E_NOTICE 错误类型,这些错误信息不是核心错误,但是可能是个更大错误的隐患。
I5AjEp ; 大多数提醒是那些没有初始化变量引起的错误信息。
jq]\oY8y ;
]{ l
O ;
4?6'~G$k ; - allow_call_time_pass_reference = Off [Code cleanliness]
l[OQo|_ ; It's not possible to decide to force a variable to be passed by reference
)I1V2k$n ; when calling a function. The PHP 4 style to do this is by making the
m+JGe5fR< ; function require the relevant argument by reference.
sZ(Q4)r
;
?_`P;}4# ;
n ;fTx ; 在调用函数时,不可能决定强制传递变量的引用。PHP 4 里通过函数请求相关参数的引用来实现
@C6DOB ;
?%TM7Z4 ;
[@71 OjL"0imN6 ;;;;;;;;;;;;;;;;;;;;
LB 5EGw ; Language Options ;
UmHb-uk ; ;
>Sl:Z ,g; ;
Sv[_BP\^h ; 语言配置
~8qFM ;
7.=s1~p ;
a~+WL ;;;;;;;;;;;;;;;;;;;;
zK]%qv]
7qdl,z ; Enable the PHP scripting language engine under Apache.
"gVH;<&] ;
<Ucfd
G&Lp ;
uY#58?>'j ; 允许在Apache下的PHP脚本语言引擎
3R96;d; ;
\y+F!;IxL ;
BB}iBf I' engine = On
s#CEhb ;
yC`5 ; Allow the tags are recognized.
TEy.zzt ;
6j.(l4} ;
Kwmo)|7uPU ; 允许 标记
G?X,Y\Lp ;
Z)>a6s$ih< ;
[ Sa
C short_open_tag = On
w\[*_wQp X|0`$f ; Allow ASP-style tags.
vG=$UUh@~ ;
n!,TBCNX ;
8c'-eT" ; 允许 ASP 类型的 标记
U\plt%2m> ;
s.Ic3ITd, ;
rY+1s^F asp_tags = Off
|0Ug~jKU Qpu2RfP ; The number of significant digits displayed in floating point numbers.
{@`Uf;hPAX ;
[1X5r<(W5 ;
]uXsl0'`V ; 浮点数显示的有意义的数字(精度)
Ho*RLVI0U ;
&^<T/PiR ;
!c' ;L' precision = 14
Hm[!R:HW,S 3^Q U4 ; Enforce year 2000 compliance (will cause problems with non-compliant browsers)
@Pg@ltUd ;
#8HXR3L5=! ;
>.sN?5}y ; 强制遵从 2000 年(会在不遵从的浏览器上引起错误)
?v*7!2; ;
{dH<Un(4Z ;
Z4tq&^ :c= y2k_compliance = Off
Q/SC7R&"t 3S21DC@Y ; Output buffering allows you to send header lines (including cookies) even
xVo)!83+Q ; after you send body content, at the price of slowing PHP's output layer a
"uNxKLDB ; bit. You can enable output buffering during runtime by calling the output
^qy-el ; buffering functions. You can also enable output buffering for all files by
_A~gqOe ; setting this directive to On. If you wish to limit the size of the buffer
\r&@3a.> ; to a certain size - you can use a maximum number of bytes instead of 'On', as
n Fn`>kQ ; a value for this directive (e.g., output_buffering=4096).
g#&##f ;
{:j!@w 3 ;
d|HM ; 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
AMiFsgBj ; 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
QxL
FN(d ; 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
=C}<0<"iF ; 的字节数值代替 "On",作为这个指示的值。
M?CMN.Dw ;
ph+tk5k ;
meWq9:z output_buffering = 4096
dQ"W~ig ?Gu>!7 ; You can redirect all of the output of your scripts to a function. For
=)>q.R9 ; example, if you set output_handler to "ob_gzhandler", output will be
3`!KndY1 ; transparently compressed for browsers that support gzip or deflate encoding.
ml/O ; Setting an output handler automatically turns on output buffering.
J<O_N~$$* ;
DN_C7\CoA ;
OlFn<:V K ; 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",
jv^L~<u ; 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
.DsYR/ ; 输出缓冲
^aMdbB ;
P.P>@@+d ;
I8:&Btf output_handler =
}#
^PbM y=`(`|YW}` ; Transparent output compression using the zlib library
)SLs
[ ; Valid values for this option are 'off', 'on', or a specific buffer size
a
VMFjkW ; to be used for compression (default is 4KB)
n[-!Jp[ ;
&g {_.n, ;
W.<<azi ; 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
_QCI<|A ;
~;s)0M ;
00TdX|V` zlib.output_compression = Off
Ku'U^=bVm: Wuz~$SU ; Implicit flush tells PHP to tell the output layer to flush itself
X"GQ^]$O ; automatically after every output block. This is equivalent to calling the
Hvk?(\x ; PHP function flush() after each and every call to print() or echo() and each
v%Xe)D ; and every HTML block. Turning this option on has serious performance
w\4m-Z{ ; implications and is generally recommended for debugging purposes only.
!X_~|5. ;
|g!#
\ ;
~(S4/d5 ; 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()
"|rqt.f2[ ; 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
V0(ABi:d ; 调试目的时使用。
1\kehCt ;
u'."E7o# ;
Sa~C#[V implicit_flush = Off
Wg&