const app = Vue.createApp({ data() { return { counter: 0, name: "", confirmedName: "", }; }, methods: { confirmName() { this.confirmedName = this.name; }, submitForm() { alert("Submitted"); }, setName(event, lastName) { this.name = event.target.value + " " + lastName; }, increaseCounter(inputNumber) { this.counter = this.counter + inputNumber; }, decreaseCounter(inputNumber) { this.counter = this.counter - inputNumber; }, }, }); app.mount("#events");