;;;;;;;;;;;;;;;;;;;
<AHpk5Sn{ ; About this file ;
[m
t.2 . ;
pm&THd ; 关于这个文件
H"Pb)t ;
XH:*J+$O ;;;;;;;;;;;;;;;;;;;
IUcL* ;
NWBYpGZx ; This is the recommended, PHP 4-style version of the php.ini-dist file. It
GXNf@& ; sets some non standard settings, that make PHP more efficient, more secure,
[|u^:&az ; and encourage cleaner coding.
8sG3<$Z^ ;
#x%'U}sF ;
QFyL2Xes/ ; 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
G1"iu89d ; PHP更加有效,更加安全,鼓励整洁的编码。
X|M!Nt0' ;
YeX*IZX8 ;
+Q*`kg' ; The price is that with these settings, PHP may be incompatible with some
fn#8=TIDf ; applications, and sometimes, more difficult to develop with. Using this
,w
}Po ; file is warmly recommended for production sites. As all of the changes from
)^h6'h` ; the standard settings are thoroughly documented, you can go over each one,
<_tmkLeZf ; and decide whether you want to use it or not.
X>%nzY]m ;
$|4C]Me ( ;
e5=d
Ev ; 这样做的代价是,某些应用程序可能在这样的配置下不兼容,在某些情况下,开发会更加困难。
wN2+3LY{ ; 使用这个文件是我门对建设站点的热心建议。每个标准设置的改变都有彻底的说明稳当,你可以
.u`[|:K ; 处理没一个,决定是否使用他们。
&dtk&P{ ;
OI R5QH ;
CU$khz" ; For general information about the php.ini file, please consult the php.ini-dist
MatXhP] Fi ; file, included in your PHP distribution.
z(PUoV:? ;
\?:L>-&h8 ;
_MBa&XEM ; 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
,CO2d)} ;
$o6/dEKQ ;
yI w}n67 ; This file is different from the php.ini-dist file in the fact that it features
C2LPLquD+
; different values for several directives, in order to improve performance, while
]!UYl ; possibly breaking compatibility with the standard out-of-the-box behavior of
TyxIlI4" ; PHP 3. Please make sure you read what's different, and modify your scripts
E(qYCafC ; accordingly, if you decide to use this file instead.
XLpP*VH3 ;
#kg`rrFr ;
w$gvgz ; 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
c,UJ uCZ ; PHP 3 的标准的 out-of-the-box 特性。
3f|}p{3 ;
}v(wjD ;
c0Ug5Vr ; - register_globals = Off [Security, Performance]
ia6 jiW x ; Global variables are no longer registered for input data (POST, GET, cookies,
, ,3lH-C ; environment and other server variables). Instead of using $foo, you must use
PN}+LOD<t ; you can use $_REQUEST["foo"] (includes any variable that arrives through the
#mH@ /6,#[ ; request, namely, POST, GET and cookie variables), or use one of the specific
:,BAw , ; $_GET["foo"], $_POST["foo"], $_COOKIE["foo"] or $_FILES["foo"], depending
5Iu5N0cn ; on where the input originates. Also, you can look at the
bT,:eA ; import_request_variables() function.
|@ mz@ ; Note that register_globals is going to be depracated (i.e., turned off by
_sjS'*] ; default) in the next version of PHP, because it often leads to security bugs.
|%_C$s% ; Read
http://php.net/manual/en/security.registerglobals.php for further
+vc +9E.?9 ; information.
Xj?Wvt ;
# @\3{;{R ;
IQQv+af5 ; 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
;5a$OM ; $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
mrGV{ {. ; cookies 变量)或者根据输入的来源使用指定的 $_GET["foo"],$_POST["foo"],$_COOKIE["foo"]
-15e ; ,$_FILES["foo"] (访问他们).同时,你可以查看 import_request_variables()函数。
s8j |>R|k ;
5zuwqOD* ; 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
sYTz6- ;
http://php.net/manual/en/security.registerglobals.php lR(9;3 ; 查看详细内容
MB}nn&u# ;
M!mL/*G@YE ;
Q
G)s ; - display_errors = Off [Security]
j:9M${~ ; With this directive set to off, errors that occur during the execution of
HKN|pO3v ; scripts will no longer be displayed as a part of the script output, and thus,
%V_ XY+o ; will no longer be exposed to remote users. With some errors, the error message
jKS j ); ; content may expose information about your script, web server, or database
, c.^"5 ; server that may be exploitable for hacking. Production sites should have this
_h%Jf{nu ; directive set to off.
gqaM<!] ;
u#05`i:Z ;
!_glZ*tL ; 设置这个指示为Off,在脚本执行期间发生错误时,不再将错误作为输出的一部分显示,这样就不会暴露给
Q+CJd>B ; 远端用户。对于某些错误,错误信息的内容可能暴露你的脚本,web服务器,数据库服务器的信息,可能被
; :e7Z^\/k ; 黑客利用。最终产品占点需要设置这个指示为off.
! FcGa ;
KbJ6U75|f ;
QE]@xLz ; - log_errors = On [Security]
o'Bd. B ; This directive complements the above one. Any errors that occur during the
W 4{ T< ; execution of your script will be logged (typically, to your server's error log,
ET*A0rt ; but can be configured in several ways). Along with setting display_errors to off,
.[={Yx0!I ; this setup gives you the ability to fully understand what may have gone wrong,
Po>6I0y ; without exposing any sensitive information to remote users.
SA,~q& ;
t@KTiJI
] ;
q|5WHB ; 这个指示补充上面的。所有的发生在脚本运行期间的错误都会纪录在日志中(代表性的,记录在服务器的错误
a=S &r1s> ; 日志中,但是可以配置不同的方式)。随着 display_errors 设置为 off,这个设置给你全面了解到底什么
Z'o0::k ; 发生错误的能力,而不会向远端用户暴露任何信息。
31n"w; ;
vE ]ge ;
~Nh6po{ ; - output_buffering = 4096 [Performance]
F`}'^> ; Set a 4KB output buffer. Enabling output buffering typically results in less
)! [B( ; writes, and sometimes less packets sent on the wire, which can often lead to
#83 ; better performance. The gain this directive actually yields greatly depends
@kXuC< ; on which Web server you're working with, and what kind of scripts you're using.
=dm9+ff ;
=fSTncq ;
o)Q4+njT@ ; 设置 4KB 的输出缓冲区。打开输出缓冲可以减少写的次数,有时减少线路发送包的数量,这样能提高性能。
XY0kd&N8 ; 这个指示真正得到的益处很大程度的依赖于你的工作的 WEB 服务器,以及你使用的脚本。
3
98)\3o ;
UrniJB] ;
0 '&C5v' ; - register_argc_argv = Off [Performance]
g%2G=gR$?z ; Disables registration of the somewhat redundant $argv and $argc global
'afW'w@ ; variables.
m:_#kfC&K" ;
v[CR$@Y ;
qxRsq&_ ; 禁止注册某些多于的 $argv 和 $argc 全局变量
lL}6IZ5sb ;
>=k7#av ;
zK0M WyXO ; - magic_quotes_gpc = Off [Performance]
%PW-E($o< ; Input data is no longer escaped with slashes so that it can be sent into
:?f<tNU$ ; SQL databases without further manipulation. Instead, you should use the
k|fM9E ; function addslashes() on each input element you wish to send to a database.
U$:^^Zt`B ;
[*%lm9 x ;
>N3X/8KL% ; 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
EeaJUK]z9 ; 以对每个要发送到数据库的输入元素使用 addslashes()函数。
,\`ruWWLb= ;
/ Pjd" ;
E2hsSqsu=
; - variables_order = "GPCS" [Performance]
+Q&l}2 ; The environment variables are not hashed into the $HTTP_ENV_VARS[]. To access
W3i<Unq
; environment variables, you can use getenv() instead.
eI-fH ;
QW..=}pL ; 环境变量不再进入 $HTTP_ENV_VARS[],你需要用 getenv()来访问环境变量。
CKw-HgXG ;
)\U:e:Z ae ;
LcKc#)'EE ; - error_reporting = E_ALL [Code Cleanliness, Security(?)]
g}9,U&$]y ; By default, PHP surpresses errors of type E_NOTICE. These error messages
l@Lk+-[D ; are emitted for non-critical errors, but that could be a symptom of a bigger
+m_.?V6 ; problem. Most notably, this will cause error messages about the use
V .Kjcy ; of uninitialized variables to be displayed.
HB9"T5Pd* ;
&0 QUObK ;
`(W"wC ; 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。
F"Dr(V ; 大多数提醒是那些没有初始化变量引起的错误信息。
RXRbW %b ;
9FEhl~& ;
Zf M]A) ; - allow_call_time_pass_reference = Off [Code cleanliness]
COi15( G2 ; It's not possible to decide to force a variable to be passed by reference
m?-)SA ; when calling a function. The PHP 4 style to do this is by making the
w+m7jn!$ ; function require the relevant argument by reference.
Yjg$o:M ;
3P_.SF ;
%/eG{oh- ; 在调用函数时,不可能决定强制传递变量的引用。PHP 4 里通过函数请求相关参数的引用来实现
p5In9s ;
yf{\^^ i( ;
Uahh|>s su0K#*P&I
;;;;;;;;;;;;;;;;;;;;
\:'GAByy ; Language Options ;
"t2T*'j{ ;
zkt~[-jm} ;
CW`^fI9H ; 语言配置
Dw=L]i
:0v ;
#kQ! GMZH ;
HSud$(w ;;;;;;;;;;;;;;;;;;;;
/{R
^J# fMwF|; ; Enable the PHP scripting language engine under Apache.
qJ" (:~ ;
s.(.OXD& ;
y9}qB:[bR ; 允许在Apache下的PHP脚本语言引擎
W *0!Z:? ;
4n#u?) ;
( w4XqVT engine = On
m.P
F'_)/ ['QhC( { ; Allow the tags are recognized.
$y;w@^ ;
J5b3r1~D"[ ;
TT/=0^" ; 允许 标记
7Kym|Zg ;
7$7|~k ;
2NFk#_9e~ short_open_tag = On
U["<f`z4\ 3 EAr=E] ; Allow ASP-style tags.
JP!e'oWxi ;
9#H0|zL ;
CCpRQKb= ; 允许 ASP 类型的 标记
/A5=L<T6F ;
czw:xG!& ;
(,"%fc7<i asp_tags = Off
padV|hF3(e ]:ca=&> ; The number of significant digits displayed in floating point numbers.
Fpo}UQQbc ;
9u~C?w ;
L^u|=9 ; 浮点数显示的有意义的数字(精度)
?23J(;)s ;
)^UqB0C6^ ;
-0uGzd+m* precision = 14
A?tCa*b^ "eoPG#]& ; Enforce year 2000 compliance (will cause problems with non-compliant browsers)
0MT?}D&TL ;
,%Pn.E* r; ;
'>[ZfT ; 强制遵从 2000 年(会在不遵从的浏览器上引起错误)
TaF*ZT2 ;
(9bU\4F\ ;
lBn<\Y!^ y2k_compliance = Off
W)`>'X` EQnU:a ; Output buffering allows you to send header lines (including cookies) even
Ym%#" ; after you send body content, at the price of slowing PHP's output layer a
6n:X
p_yO ; bit. You can enable output buffering during runtime by calling the output
~m R^j ; buffering functions. You can also enable output buffering for all files by
uP7|#>1% ; setting this directive to On. If you wish to limit the size of the buffer
+VIEDV+ ; to a certain size - you can use a maximum number of bytes instead of 'On', as
[p\xk{7Y ; a value for this directive (e.g., output_buffering=4096).
%AV3eqghCg ;
UB] tKn ;
K[SzE{5=P ; 输出缓冲允许你在主体内容发送后发送头信息行(包括 cookies),作为代价,会稍微减慢一点PHP
ldG8hK ; 输出层的速度。你可以在运行期间通过调用输出缓冲函数来打开输出缓冲。你也可以通过设置这个
HJr*\%D}1 ; 指示来对虽有的文件打开输出缓冲。如果你想限制缓冲区大小为某个尺寸,你可以使用一个允许最大
G>Bgw>#_ ; 的字节数值代替 "On",作为这个指示的值。
//G&=i$ ;
FpttH?^ ;
6
y"r' output_buffering = 4096
:A#'8xE/ 6o#J ; You can redirect all of the output of your scripts to a function. For
;8F6a:\v ; example, if you set output_handler to "ob_gzhandler", output will be
=M{&g
; transparently compressed for browsers that support gzip or deflate encoding.
wQ-BY"cK\ ; Setting an output handler automatically turns on output buffering.
KW0KXO06a ;
q89yW)XG ;
a"+VP>4 ; 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",
ABEEJQ ; 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
4&]NC2I ; 输出缓冲
GNG.N)q#C ;
qvsfU*wo? ;
q9zeN:>< output_handler =
7DW-brd
)W @ ; Transparent output compression using the zlib library
L7II>^"B ; Valid values for this option are 'off', 'on', or a specific buffer size
),<h6$ ; to be used for compression (default is 4KB)
"{{@N4^ ;
a$"Z\F:x ;
4/o9K*M+ ; 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
/|Gz<nSc ;
&=8ZGjR< } ;
$
z+
=lF zlib.output_compression = Off
yYC\a7Al4 DL_M#c`< ; Implicit flush tells PHP to tell the output layer to flush itself
hHt.No ; automatically after every output block. This is equivalent to calling the
qztL M?iV ; PHP function flush() after each and every call to print() or echo() and each
L8;`*H ; and every HTML block. Turning this option on has serious performance
EU5(s*A ; implications and is generally recommended for debugging purposes only.
$YBH;^# ;
ieyqp~+|4$ ;
c1]\.s ; 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()
IxP$lx ; 和每个HTML块后面都调用 flush()函数。打开这个配置会引起严重的隐含执行,一般推荐在用于
'u[cT$ ; 调试目的时使用。
"Q23s" ;
~O~we ;
@S012} xH implicit_flush = Off
[o'}R`5) E;a9RV| ; Whether to enable the ability to force arguments to be passed by reference
WsM/-P1Y ; at function call time. This method is deprecated and is likely to be
F fzY3r+
; unsupported in future versions of PHP/Zend. The encouraged method of
t5p#g<