06_js-debug/uebungen/u10_einkaufspreis/solution.js

@@ -0,0 +1,40 @@
+function calculateTotalPrice(items) {
+  let total = 0;
+  items.forEach((item) => {
+    total += Number(item.price); // Number parsen
+  });
+  return Number(total.toFixed(2));
+}
+
+const shoppingCart = [
+  { name: 'Laptop', price: 999.99 },
+  { name: 'Smartphone', price: 599.99 }, // string zu zahl
+  { name: 'Headphones', price: 199.99 }, // cost -> price
+];
+
+const totalPrice = calculateTotalPrice(shoppingCart);
+console.log('Total Price:', Number(totalPrice).toFixed(2));
+
+function displayUserProfile(user) {
+  console.log(`Name: ${user.name}`);
+  console.log(`Age: ${user.age}`);
+  console.log(`Email: ${user.email.toLowerCase()}`);
+}
+
+const userProfile = {
+  name: 'Sarah',
+  age: 'twenty-five',
+  email: 'SARAH@EXAMPLE.COM',
+};
+
+displayUserProfile(userProfile);
+
+function getFirstItemName(items) {
+  return items[0].name.toUpperCase();
+}
+
+console.log('First Item:', getFirstItemName(shoppingCart)); // => LAPTOP
+
+const numberList = '1,2,3,4,5';
+const sum = numberList.split(',').reduce((acc, num) => acc + Number(num), 0); //mit split zu einem arr
+console.log('Sum:', sum); // => 15