[PHP-DOC] cvs: phpdoc /en/language variables.xml

[Dirkjan Ochtman]

manuzhai                Mon Apr 29 04:41:49 2002 EDT

  Modified files:              
    /phpdoc/en/language variables.xml 
  Log:
  Fixed bug 16687
  
Index: phpdoc/en/language/variables.xml
diff -u phpdoc/en/language/variables.xml:1.45 phpdoc/en/language/variables.xml:1.46
--- phpdoc/en/language/variables.xml:1.45       Mon Apr 22 18:26:10 2002
+++ phpdoc/en/language/variables.xml    Mon Apr 29 04:41:49 2002
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.45 $ -->
+<!-- $Revision: 1.46 $ -->
  <chapter id="language.variables">
   <title>Variables</title>
   
@@ -527,6 +527,13 @@
     index from that variable.  The syntax for resolving this ambiguity
     is: <varname>${$a[1]}</varname> for the first case and
     <varname>${$a}[1]</varname> for the second.
+   </simpara>
+   
+   <simpara>
+    Please note that variable variables cannot be used with PHP's new superglobals.
+    This means you cannot do things like <varname>${$_GET}</varname>. If you are 
+    looking for a way to handle availability of superglobals and the old
+    HTTP_*_VARS, you might want to try <link 
+linkend="language.references">referencing</link> them.
    </simpara>
   
   </sect1>