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>get_defined_vars</H1
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> (PHP 4 >= 4.0.4)</P
>get_defined_vars --
Returns an array of all defined variables
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>Description</H2
>array <B
CLASS="methodname"
>get_defined_vars</B
> ( void)<BR
></BR
><P
> This function returns an multidimensional array containing a list of
all defined variables, be them environment, server or user-defined
variables.
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>$b = array(1,1,2,3,5,8);
$arr = get_defined_vars();
// print $b
print_r($arr["b"]);
// print path to the PHP interpreter (if used as a CGI)
// e.g. /usr/local/bin/php
echo $arr["_"];
// print the command-line paramaters if any
print_r($arr["argv"]);
// print all the server vars
print_r($arr["_SERVER"]);
// print all the available keys for the arrays of variables
print_r(array_keys(get_defined_vars()));</PRE
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> See also <A
HREF="function.get-defined-functions.html"
><B
CLASS="function"
>get_defined_functions()</B
></A
> and
<A
HREF="function.get-defined-constants.html"
><B
CLASS="function"
>get_defined_constants()</B
></A
>.
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