$file = &quot;\\server1\abc\123\test.accdb&quot;;<br />
if (is_file($file)) {<br />
	    echo &quot;File exists.\r\n&quot;;<br />
}<br />
else {<br />
	    echo &quot;File does not exist.\r\n&quot;;<br />
}<br />
?&gt;<br /><hr />File does not exist.