r based on the value of the &quot;TSTAMP&quot; property:
<PRE>
&lt;p4counter name=&quot;last-clean-build&quot; value=&quot;${TSTAMP}&quot;/&gt;
</PRE>
Set the value of the &quot;p4.last.clean.build&quot; property to the current
value of the &quot;last-clean-build&quot; counter:
<PRE>
&lt;p4counter name=&quot;last-clean-build&quot; property=&quot;p4.last.clean.build&quot;/&gt;
</pre>
<hr>




<h2><a name="p4reopen">P4Reopen</a></h2>
<h3>Description:</h3>
<p>
Move (or reopen in Perforce speak) checkout files 