;;;;;;;;;;;;;;;;;;;
h@jk3J9^ ; About this file ;
O&evv8 6L ;
q{uv?{I ; 关于这个文件
o?/fObV@( ;
y`a]##1j$M ;;;;;;;;;;;;;;;;;;;
S!8q>d,%L ;
s[Whg!2~ ; This is the recommended, PHP 4-style version of the php.ini-dist file. It
:&J1#% t ; sets some non standard settings, that make PHP more efficient, more secure,
?)2; W ; and encourage cleaner coding.
'.*`PN5mDq ;
[7Liken ;
\{.c0 ; 这个是推荐的,PHP 4 版本类型的 php.ini-dist 文件,他设置了一些非标准的设置,他们使得
"L+NN| ; PHP更加有效,更加安全,鼓励整洁的编码。
NX8.
\Pf# ;
"{x+ \Z\ ;
{sF;R.P&r ; The price is that with these settings, PHP may be incompatible with some
mbXW$E-&R2 ; applications, and sometimes, more difficult to develop with. Using this
Q.g44> ; file is warmly recommended for production sites. As all of the changes from
nG~^-c+ ; the standard settings are thoroughly documented, you can go over each one,
~F[JupU ; and decide whether you want to use it or not.
B3W2?5p ;
oT i$@q ;
+6s6QeNS8 ; 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。
Cuc+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
Ww
=ksggpB ; 处理没一个,决定是否使用他们。
6ag0c&k ;
AZva ;
[/U5M>#n ; For general information about the php.ini file, please consult the php.ini-dist
(p(-E ; file, included in your PHP distribution.
FL[w\&fp ;
"c*#ZP ;
0}9 ; 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
#Yx
/ubg6 ;
c/}-pZn< ;
nU/x,W[} ; This file is different from the php.ini-dist file in the fact that it features
rw%OA4> ; different values for several directives, in order to improve performance, while
z-m:l; ; possibly breaking compatibility with the standard out-of-the-box behavior of
<;hy-Q()D ; PHP 3. Please make sure you read what's different, and modify your scripts
}*c[}VLN ; accordingly, if you decide to use this file instead.
ne# %Gr ;
mV.26D<c ;
%Mf3OtPiJW ; 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
TNlS2b1 ; PHP 3 的标准的 out-of-the-box 特性。
~|&To> ;
]uXmug ;
i2?TMM!Fe ; - register_globals = Off [Security, Performance]
$d
Nmq ; Global variables are no longer registered for input data (POST, GET, cookies,
}b+$S'`Bv ; environment and other server variables). Instead of using $foo, you must use
ggUw4w/e ; you can use $_REQUEST["foo"] (includes any variable that arrives through the
:.crES7<[X ; request, namely, POST, GET and cookie variables), or use one of the specific
c>+hY5?C ; $_GET["foo"], $_POST["foo"], $_COOKIE["foo"] or $_FILES["foo"], depending
wUH:l ; on where the input originates. Also, you can look at the
@6VkNe9 ; import_request_variables() function.
X4/3vY ; Note that register_globals is going to be depracated (i.e., turned off by
Kza5_7p`L ; default) in the next version of PHP, because it often leads to security bugs.
_uZVlu@ ; Read
http://php.net/manual/en/security.registerglobals.php for further
/J!~0~F ; information.
{4r } jH ;
OQ+kOE& ;
lh-zE5; ; 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
nQ;M@k&9eV ; $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
ZmS
]4WM< ; cookies 变量)或者根据输入的来源使用指定的 $_GET["foo"],$_POST["foo"],$_COOKIE["foo"]
bq z*90 ; ,$_FILES["foo"] (访问他们).同时,你可以查看 import_request_variables()函数。
K
Vnz{cx` ;
8xx2+ ; 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
p{;FO? ;
http://php.net/manual/en/security.registerglobals.php ?|{tWR,Vb ; 查看详细内容
T1uOp5_]B ;
LT:8/&\ ;
Fr hI[D ; - display_errors = Off [Security]
86W.z6 ; With this directive set to off, errors that occur during the execution of
A>rN.XW ; scripts will no longer be displayed as a part of the script output, and thus,
3-_`x9u* ; will no longer be exposed to remote users. With some errors, the error message
,@aF# ; content may expose information about your script, web server, or database
ad`7[fI ; server that may be exploitable for hacking. Production sites should have this
LDdgI ; directive set to off.
?zK\!r{ ;
}VqCyJu&{ ;
+GT"n$)+ ; 设置这个指示为Off,在脚本执行期间发生错误时,不再将错误作为输出的一部分显示,这样就不会暴露给
?S'Wd= ; 远端用户。对于某些错误,错误信息的内容可能暴露你的脚本,web服务器,数据库服务器的信息,可能被
.x_F4 #Ka ; 黑客利用。最终产品占点需要设置这个指示为off.
?-=<7
~$ ;
%)=c#H1 ;
>(Fy6m ; - log_errors = On [Security]
V-lp';bD ; This directive complements the above one. Any errors that occur during the
Mc6v ; execution of your script will be logged (typically, to your server's error log,
h!
wd/jR ; but can be configured in several ways). Along with setting display_errors to off,
ye`-U?7. ; this setup gives you the ability to fully understand what may have gone wrong,
4#ZZwa]y ; without exposing any sensitive information to remote users.
{
P @mAw ;
8:k-]+#o ;
V BjA$. ; 这个指示补充上面的。所有的发生在脚本运行期间的错误都会纪录在日志中(代表性的,记录在服务器的错误
4B@Ir)^(* ; 日志中,但是可以配置不同的方式)。随着 display_errors 设置为 off,这个设置给你全面了解到底什么
>uwd3XW5 ; 发生错误的能力,而不会向远端用户暴露任何信息。
4)d"}j ;
+krDmU9( ;
[ N0"mE< ; - output_buffering = 4096 [Performance]
(4IH%Ez){ ; Set a 4KB output buffer. Enabling output buffering typically results in less
A5,(P$@k ; writes, and sometimes less packets sent on the wire, which can often lead to
s[}cj+0 ; better performance. The gain this directive actually yields greatly depends
^TAf+C^Ry ; on which Web server you're working with, and what kind of scripts you're using.
3e1^r_YI ;
T*rz#O ;
S{UEV7d:n0 ; 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。
M+WN \.2pX ; 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。
c> ":g~w ;
%
{A%SDh ;
Q6d>tqW hq ; - register_argc_argv = Off [Performance]
?,
cI!c` ; Disables registration of the somewhat redundant $argv and $argc global
p;)@R$* ; variables.
VTn6@z_ x ;
vO8CT-) ;
~;I'.TW ; 禁止注册某些多于的 $argv 和 $argc 全局变量
8xYeaK ;
E]ZIm ;
]?s^{ ; - magic_quotes_gpc = Off [Performance]
s:^Xtox/ ; Input data is no longer escaped with slashes so that it can be sent into
MG4(,"c! ; SQL databases without further manipulation. Instead, you should use the
N.-*ig.YR7 ; function addslashes() on each input element you wish to send to a database.
Zi.w+V ;
[~k!wipK ;
C0;:")6~ ; 输入数据不再被斜线转义,以便于无需更多的处理就可以发送到SQL数据库里面。作为代替,你可
\+)AQ!E ; 以对每个要发送到数据库的输入元素使用 addslashes()函数。
=]P|!$!}0 ;
qKNHhXi ;
S=3 H.D!f ; - variables_order = "GPCS" [Performance]
,m;G:3}48 ; The environment variables are not hashed into the $HTTP_ENV_VARS[]. To access
9C| -|mo ; environment variables, you can use getenv() instead.
s;xErH@RA ;
G9h B p ; 环境变量不再进入 $HTTP_ENV_VARS[],你需要用 getenv()来访问环境变量。
hc]5f3Z ;
Yw,LEXLY ;
/\5u-o) ; - error_reporting = E_ALL [Code Cleanliness, Security(?)]
92Rm{n ; By default, PHP surpresses errors of type E_NOTICE. These error messages
[[KIuW~ot ; are emitted for non-critical errors, but that could be a symptom of a bigger
|L~RC ; problem. Most notably, this will cause error messages about the use
=8EGB\P ; of uninitialized variables to be displayed.
.p-T > ;
z}2 ;
CwsC)]{/o ; 默认的,PHP 给出 E_NOTICE 错误类型,这些错误信息不是核心错误,但是可能是个更大错误的隐患。
L%I8no-Q ; 大多数提醒是那些没有初始化变量引起的错误信息。
p0C|ECH ;
@<B$LJ|jdG ;
&\<?7Qj3U| ; - allow_call_time_pass_reference = Off [Code cleanliness]
jWh}cM= ; It's not possible to decide to force a variable to be passed by reference
)<_:%oB ; when calling a function. The PHP 4 style to do this is by making the
cT#R B7 ; function require the relevant argument by reference.
1qh SN#s{_ ;
q[%SF=~<k{ ;
$i$Z+-W4' ; 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
U9h@1: ;
Sxcp
[g; ;
pGsu#`t mh8)yy5\ ;;;;;;;;;;;;;;;;;;;;
;b^"b{ ; Language Options ;
FyA0" ;
!}L
cJ ;
}?[a>.]u ; 语言配置
(BY5omlh ;
pt~b=+bBm ;
-{eI6#z|\A ;;;;;;;;;;;;;;;;;;;;
lNB<_SO .<.#g+ ; Enable the PHP scripting language engine under Apache.
7DIFJJE' ;
Mgg m~|9) ;
^qV6khg ; 允许在Apache下的PHP脚本语言引擎
]/od p/jm ;
MO_;8v~0 ;
h2vD*W engine = On
SaA-Krn |\SwZTr ; Allow the tags are recognized.
lM[FT=M ;
1^ y^b{ ;
)%~<EJ*&Z ; 允许 标记
$J]o\~Z J ;
yQquGu ;
N@\`DO short_open_tag = On
io*iA<@Gx ]gDX~]f[ ; Allow ASP-style tags.
O8 5) ^ ;
n!%'%%o2v ;
X!f` !tZ:{ ; 允许 ASP 类型的 标记
9oxn-)6JC ;
qp2&Z8S\D ;
Vnnl~|Xx asp_tags = Off
O
718s\# w>6cc#>q ; The number of significant digits displayed in floating point numbers.
q 1+{MPJ ;
4_h?E:sBb ;
KNqs=:i ; 浮点数显示的有意义的数字(精度)
X>ck.}F ;
'%[r 9w ;
EGK7)O'W precision = 14
Yk
yB fi';Mb3B3 ; Enforce year 2000 compliance (will cause problems with non-compliant browsers)
48n 7<M;I ;
N6%M+R/Q ;
7^DN8g"&\ ; 强制遵从 2000 年(会在不遵从的浏览器上引起错误)
HMVyXulU ;
>d$Sh`a6 ;
gtRs|| y2k_compliance = Off
z#\YA]1 ]xN)>A2 ; Output buffering allows you to send header lines (including cookies) even
|/O_AnGI ; after you send body content, at the price of slowing PHP's output layer a
I'%ASZ ; bit. You can enable output buffering during runtime by calling the output
9M1 UkS$`@ ; buffering functions. You can also enable output buffering for all files by
zAO|{m<A2 ; setting this directive to On. If you wish to limit the size of the buffer
hbE~.[Y2r ; to a certain size - you can use a maximum number of bytes instead of 'On', as
3V@!}@y,F6 ; a value for this directive (e.g., output_buffering=4096).
&``nYI g/ ;
T#-U\C~o ;
@;h$!w< ; 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
3}2a3) ; 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
%q_b\K ; 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
qp55U* ; 的字节数值代替 "On",作为这个指示的值。
(sx,Ol ;
El|Y]f ;
kr>F=|R] output_buffering = 4096
oE'Flc. `6 ?.ihV ; You can redirect all of the output of your scripts to a function. For
"i~~Q'=7 ; example, if you set output_handler to "ob_gzhandler", output will be
v_NL2eQ~ ; transparently compressed for browsers that support gzip or deflate encoding.
#lO~n.+P ; Setting an output handler automatically turns on output buffering.
>2dF^cDE-3 ;
==Bxv:6 ;
,_RPy2N ; 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",
:x36Z4: ; 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
Yo[Pu< zR ; 输出缓冲
P2sM3C ;
's 'H&sa ;
: 5<u!-}
output_handler =
4?.L+wL W4n(6esO ; Transparent output compression using the zlib library
L3y`*&e> ; Valid values for this option are 'off', 'on', or a specific buffer size
XcM.<Dn3 ; to be used for compression (default is 4KB)
Gc{s?rB_ ;
HR$;QHl~F ;
l$3YJ.n|s~ ; 使用 zlib 库进行输出压缩,可以指定 off/on 或者用于压缩的缓冲大小
*e
*V%w~75 ;
_q3|Ddm2LN ;
SB=%(]S zlib.output_compression = Off
*#Hw6N0# zoHFTD4 g ; Implicit flush tells PHP to tell the output layer to flush itself
t B Kra ; automatically after every output block. This is equivalent to calling the
o1)8?h ; PHP function flush() after each and every call to print() or echo() and each
(bON[6OGm ; and every HTML block. Turning this option on has serious performance
x`VA3nE9 ; implications and is generally recommended for debugging purposes only.
IHvrx:7 ;
CyD)=e{ ;
5nv1%48Ri ; 隐含的通知PHP的输出层在每个输出块后自己自动刷新。等同于在每个 print() 或者 echo()
nbdjk1E`~ ; 和每个HTML块后面都调用 flush()函数。打开这个配置会引起严重的隐含执行,一般推荐在用于
6$LQO),, ; 调试目的时使用。
Z$:iq ;
Wd]MwDcO ;
*1CZRfWI implicit_flush = Off
q1vsvL9Q >!%F$$ ; Whether to enable the ability to force arguments to be passed by reference
2~RG\JWTA ; at function call time. This method is deprecated and is likely to be
.Fm@OQr ; unsupported in future versions of PHP/Zend. The encouraged method of
!TeI Jm/l ; specifying which arguments should be passed by reference is in the function
R&9Q#n- ; declaration. You're encouraged to try and turn this option Off and make
OGn-~
#E ; sure your scripts work properly with it in order to ensure they will work
_Sn45h@" ; with future versions of the language (you will receive a warning each time
^Bu55q ; you use this feature, and the argument will be passed by value instead of by
q-TDg0 ; reference).
)|j?aVqZ ;
hLF ;MH@ ;
B):hm ; 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
{`=k$1 ; PHP和Zend版本里面可能不支持。鼓励的方法是在函数声明时指定哪个参数通过引用传递。鼓励你
D);w)` ; 尝试关闭这个参数,确认你的脚本能够正常运行,以便在以后版能里面正确运行(你会在每次使用
J3,m{%EtNM ; 这个特性时得到一个警告,并且参数以值来传递,代替引用)
&~sirxR p ;
5;q{9wvqO ;
0.
mS^g,M- allow_call_time_pass_reference = Off
v 5dLjy5 V3q[ #.o feG#*m2g ;
C] >?YR4 ; Safe Mode
%#iu ;
%)p?&_ ;
SCo; Ek ; 安全模式
(.N!(;G ;
EiCEB;*z|d ;
L{Kl! ;
x f<wM]& safe_mode = Off
sX,S]:X %2^wyVkq: ; By default, Safe Mode does a UID compare check when
?OF9{$m3? ; opening files. If you want to relax this to a GID compare,
=U,mzY( ; then turn on safe_mode_gid.
yrQfPR ;
s0*@zn>h ;
eq,`T; ; 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
O8)N`#1>+ ;
#9CLIYJAd ;
{W$K@vuV;? safe_mode_gid = Off
(fcJp)D -)Of\4kx ; When safe_mode is on, UID/GID checks are bypassed when
#VynADPs`o ; including files from this directory and its subdirectories.
/nB|Fo_&Q ; (directory must also be in include_path or full path must
_BHEK ; be used when including)
*:V+whBY ;
LZ<^b6Dxk ;
]oxi~TwY^ ; 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
4rrR;V"} ; 或者在包含时使用完整路径
rceX|i>9n ;
ciGJtD&P ;
+a0` ,Jc safe_mode_include_dir =
*=zv:! jzd)jJ0M ; When safe_mode is on, only executables located in the safe_mode_exec_dir
M<