fix memoisation operator example

2014-11-26 10:46:10 +11:00
parent 27c8804214
commit 86498ad990
1 changed files with 1 additions and 1 deletions
--- a/doc/playground.md
+++ b/doc/playground.md
@@ -44,7 +44,7 @@ equivalent to:

 ```javascript
 var obj = {};
-if (Object.prototype.hasOwnProperty.call(obj, "x")) obj.x = 2;
+if (!Object.prototype.hasOwnProperty.call(obj, "x")) obj.x = 2;
 ```

 ### Method binding expression