docs(guide/Interpolation): fix code example

greggunner · Narretz · commit 9b1beb8e093f · 2016-02-28T16:11:55.000+01:00
The function getForm is receiving a variable from the view and should be using that. Closes angular#14142
diff --git a/docs/content/guide/interpolation.ngdoc b/docs/content/guide/interpolation.ngdoc
@@ -124,8 +124,8 @@ You should instead delegate the computation of complex expressions to the scope,
 ```
 
 ```js
-  function getForm() {
-    return $scope['form' + $index];
+  function getForm(index) {
+    return $scope['form' + index];
   }
 ```
 

Original file line number	Diff line number	Diff line change
`@@ -124,8 +124,8 @@ You should instead delegate the computation of complex expressions to the scope,`
`124`	`124`	```
`125`	`125`
`126`	`126`	```js
`127`		`- function getForm() {`
`128`		`- return $scope['form' + $index];`
	`127`	`+ function getForm(index) {`
	`128`	`+ return $scope['form' + index];`
`129`	`129`	`}`
`130`	`130`	```
`131`	`131`