bug fix

SE/se-lib/V.php

@@ -566,26 +566,27 @@ EOF';
 			$child = $dom->createElement($node);
 			if (!$parent) $parent = $dom;
 			if (is_array($data)) {
-				foreach ($data as $key => $value) {
-					if ((string)$key === '@attributes') {
-						foreach ($value as $attrName => $attrValue) {
-							$attr = $dom->createAttribute($attrName);
-							$attr->value = $attrValue;
-							$child->appendChild($attr);
+				if ($data) {
+					foreach ($data as $key => $value) {
+						if ((string)$key === '@attributes') {
+							foreach ($value as $attrName => $attrValue) {
+								$attr = $dom->createAttribute($attrName);
+								$attr->value = $attrValue;
+								$child->appendChild($attr);
+							}
+						} else {
+							if (is_numeric($key)) $arrayToXML_rec($value, $dom, $node, $parent);
+							else $arrayToXML_rec($value, $dom, $key, $child);
 						}
-					} else {
-						if (is_numeric($key)) $arrayToXML_rec($value, $dom, $node, $parent);
-						else $arrayToXML_rec($value, $dom, $key, $child);
 					}
-				}
+				} else $parent->appendChild($child);
 			} else {
 				if ($data) {
 					if ($data == htmlspecialchars($data)) $child->nodeValue = $data;
 					else $child->appendChild($dom->createCDATASection($data));
 				} else $parent->appendChild($child);
 			}
-			//if ($child->hasChildNodes())
-				$parent->appendChild($child);
+			if ($child->hasChildNodes()) $parent->appendChild($child);
 		};
 
 		if (!is_array($array)) throw new Exception("First argument need to be an array");