title: How to pass paramters by refrence in ant
body: <p>Hi all this is my code for target calling.</p>
  
  <pre><code>&lt;target name="abc"&gt;
    &lt;var name="x" value="10"/&gt;
    &lt;antcall target="def"/&gt;
    &lt;!--Again Access The value of x here and also change it here--&gt;
  &lt;/target&gt;
  
  &lt;target name="def"&gt;
    &lt;!--Access The value of x here and also change it here--&gt;
  &lt;/target&gt;
  </code></pre>
  
  <p>and also i want to access this X in other build file,is there any way</p>