[TYPO3-core] RFC: feature #2883

[Wolfgang Klinger]

 *hiya!*

 type: feature / speed improvement
 BT reference: http://bugs.typo3.org/view.php?id=2883

 This is a speed improvement for trimExplode.
 -----------------
 Result *old*: 39.97
 -----------------
 Result *new*: 28.69
 -----------------
  (500 iterations)


 kind regards
 Wolfgang

-------------- next part --------------
--- TYPO3core/t3lib/class.t3lib_div.php	2006-03-20 14:00:57.000000000 +0100
+++ TYPO3core_testing/t3lib/class.t3lib_div.php	2006-03-20 14:23:10.000000000 +0100
@@ -1421,15 +1421,11 @@
 	 * @return	array		Exploded values
 	 */
 	function trimExplode($delim, $string, $onlyNonEmptyValues=0)	{
-		$temp = explode($delim,$string);
-		$newtemp=array();
-		while(list($key,$val)=each($temp))	{
-			if (!$onlyNonEmptyValues || strcmp('',trim($val)))	{
-				$newtemp[]=trim($val);
-			}
+		if ($onlyNonEmptyValues) {
+			return array_diff(array_map('trim', explode($delim, $string)), array());
+		} else {
+			return array_map('trim', explode($delim, $string));
 		}
-		reset($newtemp);
-		return $newtemp;
 	}
 
 	/**