Baustein abgeschlossen

leuchtturm-react/src/App.jsx

@@ -36,6 +36,7 @@ function App() {
                     element={
                       <Reiseziel
                           ziel={ziel}
+                          error
                           />
                     }
                   />

react-todolist/src/App.jsx

@@ -2,11 +2,18 @@ import {useState, useEffect} from "react";
 
 const STORAGE_STRING = 'todo-app-todos';
 
+let i = 0;
+
 export default function App() {
     const [input, setInput] = useState("");
     const [todos, setTodos] = useState(JSON.parse(localStorage.getItem(STORAGE_STRING))||[]);
 
-    useEffect(() => persistTodos(),[todos]);
+    useEffect(() => {
+        persistTodos();
+        console.log("test");
+    },[todos]);
+
+    useEffect(() => console.log(i++), []);
 
     function persistTodos() {
         localStorage.setItem(STORAGE_STRING, JSON.stringify(todos));