diff --git a/src/ol/collection.js b/src/ol/collection.js
index 77acfc6c9e..dacf2f3551 100644
--- a/src/ol/collection.js
+++ b/src/ol/collection.js
@@ -95,7 +95,7 @@ ol.Collection = function(opt_array) {
    * @private
    * @type {Array.<T>}
    */
-  this.array_ = opt_array || [];
+  this.array_ = goog.isDef(opt_array) ? opt_array : [];
 
   this.updateLength_();
 
diff --git a/src/ol/control/fullscreencontrol.js b/src/ol/control/fullscreencontrol.js
index 2088952804..6ddf69b072 100644
--- a/src/ol/control/fullscreencontrol.js
+++ b/src/ol/control/fullscreencontrol.js
@@ -36,8 +36,7 @@ ol.control.FullScreen = function(opt_options) {
   this.cssClassName_ = goog.isDef(options.className) ?
       options.className : 'ol-full-screen';
 
-  var label = goog.isDef(options.label) ?
-      options.label : '\u2194';
+  var label = goog.isDef(options.label) ? options.label : '\u2194';
 
   /**
    * @private