Merge pull request hemanth#45 from marcusnielsen/patch-2

hemanth · web-flow · commit 6e8ee6fc7355 · 2016-06-10T10:34:13.000+05:30
Fix spelling of "an variable"
diff --git a/readme.md b/readme.md
@@ -240,7 +240,7 @@ undefined
 
 ## Constant
 
-> An variable that cannot be reassigned once defined.
+> A variable that cannot be reassigned once defined.
 
 ```js
 const five = 5
