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<note>Superglobals cannot be used as variable variables. Closes bug #18452
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@103262 c90b9560-bf6c-de11-be94-00142212c4b1
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<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.54 $ -->
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<!-- $Revision: 1.55 $ -->
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<chapter id="language.variables">
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<title>Variables</title>
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@ -169,6 +169,14 @@ $bar = &test(); // Invalid.
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Also, you'll notice how the older predefined variables
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(<varname>$HTTP_*_VARS</varname>) still exist.
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</simpara>
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<note>
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<title>Variable variables</title>
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<para>
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Superglobals cannot be used as
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<link linkend="language.variables.variable">variable variables</link>.
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</para>
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</note>
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<para>
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If certain variables in <link
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