Update RegionButtons.vue

isunny0416 · Jul 22, 2018 · 3e78ae4 · 3e78ae4
1 parent 2308593
commit 3e78ae4
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/examples/ch11/countryapp/src/components/RegionButtons.vue b/examples/ch11/countryapp/src/components/RegionButtons.vue
@@ -1,6 +1,6 @@
 <template>
     <div>
-        <button class="region" v-for="region in regions" :key="region.no"
+        <button class="region" v-for="region in regions" :key="region"
             v-bind:class="isSelected(region)"
             @click="changeRegion({region:region})">
             {{region}}
@@ -39,4 +39,4 @@ export default {
 <style>
     button.region { text-align: center; width:80px; margin:2px; border:solid 1px gray;  }
     button.selected { background-color:purple; color:aqua; }
-</style>
+</style>