how can I read a defined variable in podfile
<p>How can I read a defined variable in podfile? For example,</p>

<pre><code>platform :ios, '8.0'
$myversion = ‘1.0’
target 'rubytest' do
pod 'AFNetworking', '~&gt; 3.0'
end
</code></pre>

<p><code>myversion</code> is the variable, in which module can I read it?</p>