Testing web api expand/collapse

Author: EddyVerbruggen

docs/DATABASE.md

@@ -11,11 +11,25 @@ Since this is the most likely feature you'll use with this plugin it has already
 ### init
 You can optionally pass `persist` to the [`init` function](../README.md#init) to make Firebase save data to the local disc so it will work in offline scenario's. Default `false`.
 
+<details>
+ <summary>Native API</summary>
+
 ```js
   firebase.init({
     persist: true
   });
 ```
+</details>
+
+<details>
+ <summary>Web API</summary>
+
+```js
+  firebase.initializeApp({
+    persist: true
+  });
+```
+</details>
 
 ### setValue
 Data is stored as JSON data at a specific path (which is appended to the URL you passed to `init`).