Use boolean assertion for documentMode check (#10032)

facebook · Aug 1, 2017 · a7f0119 · a7f0119
1 parent b1d52b6
commit a7f0119
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/renderers/dom/client/eventPlugins/ChangeEventPlugin.js b/src/renderers/dom/client/eventPlugins/ChangeEventPlugin.js
@@ -156,7 +156,7 @@ if (ExecutionEnvironment.canUseDOM) {
 
   isInputEventSupported =
     isEventSupported('input') &&
-    (!('documentMode' in document) || document.documentMode > 9);
+    (!document.documentMode || document.documentMode > 9);
 }
 
 /**