access global variables when register_global is on
<p>for testing i switch on the register global ,</p>

<pre><code>&lt;form&gt;
&lt;input type="text" name="txt_name"&gt;
&lt;input type="submit" value="Submit"&gt;
&lt;/form&gt;
</code></pre>

 <pre>
   print_r($+txt_name);
  //Parse error: parse error, expecting `T_VARIABLE' or `'$'' in F:\wamp\www\sample1  \register_globals.php on line 7
</pre>

<p>If register global is o , then i know using print_r($_POST['txt_name']) ,</p>

<p>But now register global is On(1) ,</p>

<p>How to get text field value ,</p>

<p>Advise</p>
