@@ -217,10 +217,26 @@
 	    _items + index * _itemSize, (_count - index) * _itemSize);
 	memcpy(_items + index * _itemSize, items, count * _itemSize);
 
 	_count += count;
 }
+
+- (void)increaseCountBy: (size_t)count
+{
+	if (count > SIZE_MAX - _count)
+		@throw [OFOutOfRangeException exception];
+
+	if (_count + count > _capacity) {
+		_items = [self resizeMemory: _items
+				       size: _itemSize
+				      count: _count + count];
+		_capacity = _count + count;
+	}
+
+	memset(_items + _count * _itemSize, '\0', count * _itemSize);
+	_count += count;
+}
 
 - (void)removeItemAtIndex: (size_t)index
 {
 	[self removeItemsInRange: of_range(index, 1)];
 }