update tree-view example to add v-for key

chrisvfritz · chrisvfritz · commit 12e10f02dced · 2018-01-21T23:42:34.000-05:00
diff --git a/src/v2/examples/tree-view.md b/src/v2/examples/tree-view.md
@@ -6,4 +6,4 @@ order: 4
 
 > Example of a simple tree view implementation showcasing recursive usage of components.
 
-<iframe width="100%" height="500" src="https://jsfiddle.net/yyx990803/3p0j5sgy/embedded/result,html,js,css" allowfullscreen="allowfullscreen" frameborder="0"></iframe>
+<iframe width="100%" height="500" src="https://jsfiddle.net/chrisvfritz/pnqzspoe/embedded/result,html,js,css" allowfullscreen="allowfullscreen" frameborder="0"></iframe>

Original file line number	Diff line number	Diff line change
`@@ -6,4 +6,4 @@ order: 4`
`6`	`6`
`7`	`7`	`> Example of a simple tree view implementation showcasing recursive usage of components.`
`8`	`8`
`9`		`-<iframe width="100%" height="500" src="https://jsfiddle.net/yyx990803/3p0j5sgy/embedded/result,html,js,css" allowfullscreen="allowfullscreen" frameborder="0"></iframe>`
	`9`	`+<iframe width="100%" height="500" src="https://jsfiddle.net/chrisvfritz/pnqzspoe/embedded/result,html,js,css" allowfullscreen="allowfullscreen" frameborder="0"></iframe>`