;;;;;;;;;;;;;;;;;;;
|+Z,
7~! ; About this file ;
`Z]Tp1U ;
%]%.{W\j3 ; 关于这个文件
<N"t[N70; ;
rDkAeX0 ;;;;;;;;;;;;;;;;;;;
0S@O]k) ;
a5WVDh,cR ; This is the recommended, PHP 4-style version of the php.ini-dist file. It
md7Aqh ; sets some non standard settings, that make PHP more efficient, more secure,
F\!;}z ; and encourage cleaner coding.
dDN#>| ;
ay6G1\0W ;
xP3_ ; 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
s~Wj h7' ; PHP更加有效,更加安全,鼓励整洁的编码。
]c{Zh?0 ;
8[(eV. ;
DUf=\p6`f ; The price is that with these settings, PHP may be incompatible with some
0-"ps ]X ; applications, and sometimes, more difficult to develop with. Using this
k$kq| ; file is warmly recommended for production sites. As all of the changes from
1 GUF,A+_O ; the standard settings are thoroughly documented, you can go over each one,
7uJy<O
; and decide whether you want to use it or not.
jEfrxlj ;
2|F.J G^ ;
8r / ]Q ; 这样做的代价是,某些应用程序可能在这样的配置下不兼容,在某些情况下,开发会更加困难。
{:40Jf
; 使用这个文件是我门对建设站点的热心建议。每个标准设置的改变都有彻底的说明稳当,你可以
(8o~ XL ; 处理没一个,决定是否使用他们。
S!8eY `C. ;
jPYed@[+ ;
%Rv&VFg ; For general information about the php.ini file, please consult the php.ini-dist
>FPE%X0+ ; file, included in your PHP distribution.
.$)'7 ;
ju8tNL,J ;
QQPbKok> ; 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
{55{YDqx ;
tu6oa[s ;
s$6zA
j! ; This file is different from the php.ini-dist file in the fact that it features
o%h"gbvMY! ; different values for several directives, in order to improve performance, while
.6SdSB^M ; possibly breaking compatibility with the standard out-of-the-box behavior of
;k^wn)JE$ ; PHP 3. Please make sure you read what's different, and modify your scripts
Yo;/7gG> ; accordingly, if you decide to use this file instead.
yXS ~PG ;
iZ#dS}VlJ ;
6~?7CK ; 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
sLK J<=0i ; PHP 3 的标准的 out-of-the-box 特性。
vn3<LQ] ;
x*}j$n( Oa ;
/pgfa-< ; - register_globals = Off [Security, Performance]
1"A1bK ; Global variables are no longer registered for input data (POST, GET, cookies,
*3WK:0 ; environment and other server variables). Instead of using $foo, you must use
??12
J# ; you can use $_REQUEST["foo"] (includes any variable that arrives through the
eS fT+UL ; request, namely, POST, GET and cookie variables), or use one of the specific
EHkb{Q8 ; $_GET["foo"], $_POST["foo"], $_COOKIE["foo"] or $_FILES["foo"], depending
4>>{}c!nf ; on where the input originates. Also, you can look at the
v^y3r ; import_request_variables() function.
VJBVk8P ; Note that register_globals is going to be depracated (i.e., turned off by
]B=B@UO@. ; default) in the next version of PHP, because it often leads to security bugs.
67%eAS ; Read
http://php.net/manual/en/security.registerglobals.php for further
lxj_(Uo ; information.
5+rYk|*D+k ;
J|_&3@r ;
A?|KA<&m#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
cy7GiB2' ; $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
[J\5DctX;c ; cookies 变量)或者根据输入的来源使用指定的 $_GET["foo"],$_POST["foo"],$_COOKIE["foo"]
%75|+((fC ; ,$_FILES["foo"] (访问他们).同时,你可以查看 import_request_variables()函数。
\$^ z. ;
dKDtj: ; 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
7oA$aJQ ;
http://php.net/manual/en/security.registerglobals.php ~6.AE/ow ; 查看详细内容
w7p%6m ;
6:>4}WOP ;
B<DvH"+$ ; - display_errors = Off [Security]
>`n0{:.1za ; With this directive set to off, errors that occur during the execution of
O^G/( ; scripts will no longer be displayed as a part of the script output, and thus,
_o~<f)E[9 ; will no longer be exposed to remote users. With some errors, the error message
[Av87!kJ!X ; content may expose information about your script, web server, or database
'@2pOq ; server that may be exploitable for hacking. Production sites should have this
Gv>,Ad
ka ; directive set to off.
g[*+R9' ;
VF!?B> ;
S0/@y'q3en ; 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
wX8T;bo& ; 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
c_}i(HQ ; 黑客利用。最终产品占点需要设置这个指示为off.
vmAMlgZ8{< ;
6xr$ ;
af\>+7x93 ; - log_errors = On [Security]
[0yKd?e ; This directive complements the above one. Any errors that occur during the
AR`X2m ' ; execution of your script will be logged (typically, to your server's error log,
@cAv8iK ; but can be configured in several ways). Along with setting display_errors to off,
QUb#;L@okn ; this setup gives you the ability to fully understand what may have gone wrong,
5g&.P\c{ ; without exposing any sensitive information to remote users.
*PMvA1eN=# ;
Vi23pDZ5 ;
jU)r~QhN ; 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
p&B98c ; 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
hdW",Bf' ; 发生错误的能力,而不会向远端用户暴露任何信息。
dc5w_98o ;
@}!1Uk3ud ;
,IA0n79 ; - output_buffering = 4096 [Performance]
Z*.fSmT8) ; Set a 4KB output buffer. Enabling output buffering typically results in less
=`xk|86f ; writes, and sometimes less packets sent on the wire, which can often lead to
BZQ98"Fz* ; better performance. The gain this directive actually yields greatly depends
AW&HWc~A ; on which Web server you're working with, and what kind of scripts you're using.
l^:m!SA_ ;
A1{P"p! ;
@y;N
u ; 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。
_2q4Aaza ; 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。
<_uLf9ja ;
ED"@!M`1 ;
Pr{? A]dQ ; - register_argc_argv = Off [Performance]
UA!h[+Z ; Disables registration of the somewhat redundant $argv and $argc global
]N NLr;p ; variables.
chQt8Ar3 ;
49bzHEqZ ;
F}DdErd!f ; 禁止注册某些多于的 $argv 和 $argc 全局变量
r*N:-I~z ;
%'kaNpBz ;
Oq(_I
b)9 ; - magic_quotes_gpc = Off [Performance]
'BpK(PlUh ; Input data is no longer escaped with slashes so that it can be sent into
;
@
h{-@ ; SQL databases without further manipulation. Instead, you should use the
e7t).s)b{ ; function addslashes() on each input element you wish to send to a database.
`mQY%p| ;
A,W-=TC ;
sT[)r]`T ; 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
3uwu}aw ; 以对每个要发送到数据库的输入元素使用 addslashes()函数。
J|sX{/WT ;
0AY23/ ;
02Ur'| ; - variables_order = "GPCS" [Performance]
d;Z<") ; The environment variables are not hashed into the $HTTP_ENV_VARS[]. To access
+h pXMO%? ; environment variables, you can use getenv() instead.
^b~&}uU ;
Ox8dnPcx ; 环境变量不再进入 $HTTP_ENV_VARS[],你需要用 getenv()来访问环境变量。
t LdBnf ;
p/:)Z_ ;
}Y(Q7l ; - error_reporting = E_ALL [Code Cleanliness, Security(?)]
GfUIF]X ; By default, PHP surpresses errors of type E_NOTICE. These error messages
O_nk8 ; are emitted for non-critical errors, but that could be a symptom of a bigger
5@tpJ8E8$ ; problem. Most notably, this will cause error messages about the use
nZfTK>)A0 ; of uninitialized variables to be displayed.
#^gn,^QQ ;
95_?F7}9 ;
1.o-2:]E ; 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。
4))u*c/, ; 大多数提醒是那些没有初始化变量引起的错误信息。
#E2`KGCzW ;
GD}3r:wDs ;
*;7& ; - allow_call_time_pass_reference = Off [Code cleanliness]
7OS\j>hb~ ; It's not possible to decide to force a variable to be passed by reference
mq[(yR ; when calling a function. The PHP 4 style to do this is by making the
!3DWz6u ; function require the relevant argument by reference.
LbJtU! ;
&jl'1mZ ;
$hPAp} ; 在调用函数时,不可能决定强制传递变量的引用。PHP 4 里通过函数请求相关参数的引用来实现
U)zd~ug?m ;
:M`|*~V~$ ;
K)]7e?:Wu ;8JJ#ED ;;;;;;;;;;;;;;;;;;;;
F4k<YU ; Language Options ;
D=mU!rjr1 ;
Y6`9:97 ;
X;w1@4! ; 语言配置
?Gp~i] ;
-fj;9('YJ ;
V3$!`T}g4 ;;;;;;;;;;;;;;;;;;;;
S&6}9r //JF$o=)D ; Enable the PHP scripting language engine under Apache.
*GfGyOS( ;
; QR|v ;
n8w|8[uV^ ; 允许在Apache下的PHP脚本语言引擎
,M>W) TSH ;
blid* @- ;
%{yr#F=t#] engine = On
k)[} 3oq s Ce7ni ; Allow the tags are recognized.
dY~3YD[ ;
HoT5 5v!o ;
.Ap[C? mV ; 允许 标记
itm;, Sbg ;
e[ i&2mM ;
(
]AErz+ short_open_tag = On
xii*"n ~ J,;;`sf ; Allow ASP-style tags.
+DF<o
U~ ;
Y">Q16( ;
XEfTAW#7 ; 允许 ASP 类型的 标记
)P[B! ;
(*/P~$xIj ;
9$~D4T asp_tags = Off
3_fLafA Cs^o- g!L ; The number of significant digits displayed in floating point numbers.
r;y&Wa ;
L0UAS'hf ;
8<^[xe ; 浮点数显示的有意义的数字(精度)
\&R