&gt;
&lt;/exec&gt;
</pre></blockquote>

Sends the string &quot;blah before blah&quot; to the &quot;cat&quot; executable,
using an <a href="../Types/filterchain.html">&lt;inputfilterchain&gt;</a>
to replace &quot;before&quot; with &quot;after&quot; on the way in.
Output is sent to the file &quot;redirector.out&quot; and stored
in a property of the same name.  Similarly, error output is sent to
a file and a property, both named &quot;redirector.err&quot;.


<p><b>Note:</b> do not try to specify arguments usin