Update events.md (#747)

shivams906 · web-flow · commit 5524819d9cd8 · 2020-12-15T10:06:40.000+02:00
The counter should start from 0 since the button has not been clicked yet.
diff --git a/src/guide/events.md b/src/guide/events.md
@@ -17,7 +17,7 @@ For example:
 Vue.createApp({
   data() {
     return {
-      counter: 1
+      counter: 0
     }
   }
 }).mount('#basic-event')
