Pastable version of convert single itemed sub-arrays into string

<pre class='prettyprint' language='php'>&lt;?php
foreach($final as $key =&gt; $val) {
    if (is_array($val) &amp;&amp; count($val) == 1) $final[$key] = $val[0];
    if (is_array($val))			
    foreach ($val as $skey=&gt;$sval) {
        if (is_array($sval) &amp;&amp; count($sval) == 1) $final[$key][$skey] = $sval[0];
        if (is_array($sval))
        foreach($sval as $sskey=&gt;$ssval) {
            if (is_array($ssval) &amp;&amp; count($ssval) == 1) $final[$key][$skey][$sskey] = $ssval[0];
            if (is_array($ssval))
            foreach($ssval as $ssskey=&gt;$sssval) {
                if (is_array($sssval) &amp;&amp; count($sssval) == 1) $final[$key][$skey][$sskey][$ssskey] = $sssval[0];
            }
        }
    }
}
?&gt;</pre>
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Pastable version of convert single itemed sub-arrays into string