海波无痕 Wed, 08 Sep 2010 11:51:24 +0800 FeedCreator 1.7.2 海波无痕 http://www.ziki.cn/q/index.php/q-b_uuid-1.html <font face="georgia,palatino" size="2">function sort_by($array,&nbsp; $keyname = null, $sortby) {<br />&nbsp;&nbsp; $myarray =&nbsp; array();&nbsp;&nbsp;&nbsp; <br />&nbsp;&nbsp; $inarray =&nbsp; array();<br />&nbsp;&nbsp; # First store the keyvalues in a seperate array<br />&nbsp;&nbsp; foreach ($array as $i =&gt; $befree) { <br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $myarray[$i] = $array[$i][$keyname];<br />&nbsp;&nbsp; }<br />&nbsp;&nbsp; # Sort the new array by<br />&nbsp;&nbsp; switch ($sortby) {<br />&nbsp;&nbsp; case &#39;asc&#39;:<br />&nbsp;&nbsp; # Sort an array and maintain index association...<br />&nbsp;&nbsp; asort($myarray); <br />&nbsp;&nbsp; break;<br />&nbsp;&nbsp; case &#39;arsort&#39;:<br />&nbsp;&nbsp; # Sort an array in reverse order and maintain index association <br />&nbsp;&nbsp; arsort($myarray); <br />&nbsp;&nbsp; break;<br />&nbsp;&nbsp; case &#39;natcasesor&#39;:<br />&nbsp;&nbsp; # Sort an array using a case insensitive &quot;natural order&quot; algorithm<br />&nbsp;&nbsp; natcasesort($myarray); <br />&nbsp;&nbsp; break;<br />&nbsp;&nbsp; }<br />&nbsp;&nbsp; # Rebuild the old array<br />&nbsp;&nbsp; foreach ( $myarray as $key=&gt; $befree) {<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $inarray[$key] = $array[$key];<br />&nbsp;&nbsp; }<br />&nbsp;&nbsp; return $inarray;<br />}</font> 海波无痕 Wed, 31 Oct 2007 15:40:44 +0800