Historically, there are several syntax variants for expressions used to express - a condition in the different modules of the Apache HTTP Server. - There is some ongoing effort to only use a single variant, called ap_expr, - for all configuration directives. - This document describes the ap_expr expression parser. +

Historically, there are several syntax variants for expressions + used to express a condition in the different modules of the Apache + HTTP Server. There is some ongoing effort to only use a single + variant, called ap_expr, for all configuration directives. + This document describes the ap_expr expression parser.

The ap_expr expression is intended to replace most other - expression variants in HTTPD. For example, the deprecated - SSLRequire expressions can be - replaced by Require expr. -

Grammar in Backus-Naur Form notation
Variables

Grammar in Backus-Naur Form notation

Backus-Naur Form (BNF) is a notation - technique for context-free grammars, often used to describe the syntax of languages used in computing. +

Backus-Naur + Form (BNF) is a notation technique for context-free grammars, + often used to describe the syntax of languages used in computing. In most cases, expressions are used to express boolean values. - For these, the starting point in the BNF is expr. However, a few directives - like LogMessage accept expressions - that evaluate to a string value. For those, the starting point in the BNF is string. + For these, the starting point in the BNF is expr. + However, a few directives like LogMessage accept expressions + that evaluate to a string value. For those, the starting point in + the BNF is string.

@@ -216,8 +216,8 @@ listfunction ::= listfuncname "(
         The DocumentRoot of
             the current vhost
 AUTH_TYPE
-        The configured AuthType
-            (e.g. "basic")
+        The configured AuthType (e.g.
+        "basic")
 CONTENT_TYPE
         The content type of the response
 HANDLER
@@ -262,14 +262,16 @@ listfunction ::= listfuncname "(
         The day of the week (starting with 0
             for Sunday)
 TIME
-        The date and time in the format 20101231235959
+        The date and time in the format
+        20101231235959
 SERVER_SOFTWARE
         The server version string
 API_VERSION
         The date of the API version (module magic number)
 
 
-    Some modules register additional variables, see e.g. mod_ssl.
+    Some modules register additional variables, see e.g.
+    mod_ssl.

@@ -392,7 +394,8 @@ listfunction ::= listfuncname "( "false", or "no" (case insensitive). True otherwise. -R - Same as "%{REMOTE_ADDR} -ipmatch ...", but more efficient + Same as "%{REMOTE_ADDR} -ipmatch ...", but more + efficient @@ -417,7 +420,9 @@ listfunction ::= listfuncname "( resp Get HTTP response header reqenv - Lookup request environment variable (as a shortcut, v can be used too to access variables). + Lookup request environment variable (as a shortcut, + v can be used too to access + variables). osenv Lookup operating system environment variable note @@ -461,11 +466,11 @@ listfunction ::= listfuncname "( the expression. The req_novary function can be used to prevent names from being added to the Vary header.
-
In addition to string-valued functions, there are also list-valued functions which - take one string as argument and return a wordlist, i.e. a list of strings. The wordlist - can be used with the special -in operator. - Functions names are not case sensitive. - Modules may register additional functions.
+
In addition to string-valued functions, there are also + list-valued functions which take one string as argument and return a + wordlist, i.e. a list of strings. The wordlist can be used with the + special -in operator. Functions names are not case + sensitive. Modules may register additional functions.

There are no built-in list-valued functions. mod_ssl provides PeerExtList. See the description of @@ -478,7 +483,8 @@ listfunction ::= listfuncname "(
Example expressions
-
The following examples show how expressions might be used to evaluate requests:
+
The following examples show how expressions might be used to + evaluate requests:

# Compare the host name to example.com and redirect to www.example.com if it matches @@ -508,7 +514,8 @@ listfunction ::= listfuncname "( string contained in string list /regexp/ m#regexp# - Regular expression (the second form allows different delimiters than /) + Regular expression (the second form allows different + delimiters than /) /regexp/i m#regexp#i Case insensitive regular expression Modified: httpd/httpd/branches/2.4.x/docs/manual/expr.html.fr URL: http://svn.apache.org/viewvc/httpd/httpd/branches/2.4.x/docs/manual/expr.html.fr?rev=1562439&r1=1562438&r2=1562439&view=diff ============================================================================== --- httpd/httpd/branches/2.4.x/docs/manual/expr.html.fr (original) +++ httpd/httpd/branches/2.4.x/docs/manual/expr.html.fr Wed Jan 29 13:33:12 2014 @@ -24,6 +24,8 @@
Langues Disponibles: en | fr

+
Cette traduction peut être périmée. Vérifiez la version + anglaise pour les changements récents.

Historiquement, il existe de nombreuses variantes dans la syntaxe des expressions permettant d'exprimer une condition dans les Modified: httpd/httpd/branches/2.4.x/docs/manual/expr.xml.fr URL: http://svn.apache.org/viewvc/httpd/httpd/branches/2.4.x/docs/manual/expr.xml.fr?rev=1562439&r1=1562438&r2=1562439&view=diff ============================================================================== --- httpd/httpd/branches/2.4.x/docs/manual/expr.xml.fr (original) +++ httpd/httpd/branches/2.4.x/docs/manual/expr.xml.fr Wed Jan 29 13:33:12 2014 @@ -1,7 +1,7 @@ - + Modified: httpd/httpd/branches/2.4.x/docs/manual/expr.xml.meta URL: http://svn.apache.org/viewvc/httpd/httpd/branches/2.4.x/docs/manual/expr.xml.meta?rev=1562439&r1=1562438&r2=1562439&view=diff ============================================================================== --- httpd/httpd/branches/2.4.x/docs/manual/expr.xml.meta (original) +++ httpd/httpd/branches/2.4.x/docs/manual/expr.xml.meta Wed Jan 29 13:33:12 2014 @@ -8,6 +8,6 @@ en - fr + fr Modified: httpd/httpd/branches/2.4.x/docs/manual/mod/mod_alias.html.en URL: http://svn.apache.org/viewvc/httpd/httpd/branches/2.4.x/docs/manual/mod/mod_alias.html.en?rev=1562439&r1=1562438&r2=1562439&view=diff ============================================================================== --- httpd/httpd/branches/2.4.x/docs/manual/mod/mod_alias.html.en (original) +++ httpd/httpd/branches/2.4.x/docs/manual/mod/mod_alias.html.en Wed Jan 29 13:33:12 2014 @@ -143,7 +143,10 @@ Alias /foo /gaq URL-path then the server will require a trailing / in order to expand the alias. That is, if you use
-
Alias /icons/ /usr/local/apache/icons/
+
+ Alias /icons/ /usr/local/apache/icons/ +
+
then the url /icons will not be aliased, as it lacks that trailing /. Likewise, if you omit the slash on the Modified: httpd/httpd/branches/2.4.x/docs/manual/mod/mod_alias.html.fr URL: http://svn.apache.org/viewvc/httpd/httpd/branches/2.4.x/docs/manual/mod/mod_alias.html.fr?rev=1562439&r1=1562438&r2=1562439&view=diff ============================================================================== --- httpd/httpd/branches/2.4.x/docs/manual/mod/mod_alias.html.fr (original) +++ httpd/httpd/branches/2.4.x/docs/manual/mod/mod_alias.html.fr Wed Jan 29 13:33:12 2014 @@ -30,6 +30,8 @@ ko | tr

Açıklama:	Belge ağacının parçalarının dosya sisteminin parçalarıyla eşlenmesini sağlar ve URL yönlendirmesi yapar.
Durum:	Temel