Mastering Vue 3: A Comprehensive Guide to Building Modern Web Applications <Part 10 />
Tags: webdev, javascript, programming, vue
Published: 2024-02-18 19:25:06

**<u>Content:</u>**
1. [Mastering Vue 3 - Part 1 [Introduction and key features]](https://dev.to/hanytaha61/mastering-vue-3-a-comprehensive-guide-to-building-modern-web-applications-part-1--c75)

[2. Mastering Vue 3 - Part 2 [Benefits of using Vue 3 for web development]](https://dev.to/hanytaha61/mastering-vue-3-a-comprehensive-guide-to-building-modern-web-applications-part-2--1k0l)

[3. Mastering Vue 3 - Part 3 [Template syntax in Vue 3]](https://dev.to/hanytaha61/mastering-vue-3-a-comprehensive-guide-to-building-modern-web-applications-part-3--fde)

[4. Mastering Vue 3 - Part 4 [Reactivity Fundamentals]](https://dev.to/hanytaha61/mastering-vue-3-a-comprehensive-guide-to-building-modern-web-applications-19c0)

[5. Mastering Vue 3 - Part 5 [Class and Style Bindings]](https://dev.to/hanytaha61/mastering-vue-3-a-comprehensive-guide-to-building-modern-web-applications-16g)

[6. Mastering Vue 3 - Part 6 [Lifecycle Hooks]](https://dev.to/hanytaha61/mastering-vue-3-a-comprehensive-guide-to-building-modern-web-applications-1c6e)

[7. Mastering Vue 3 - Part 7 [Understanding components]](https://dev.to/hanytaha61/mastering-vue-3-a-comprehensive-guide-to-building-modern-web-applications-3nnd)

[8. Mastering Vue 3 - Part 8 [Installing Vue project and file structure]](https://dev.to/hanytaha61/mastering-vue-3-a-comprehensive-guide-to-building-modern-web-applications-17ge)

[9. Mastering Vue 3 - Part 9 [Vue Router in Vue 3]](https://dev.to/hanytaha61/mastering-vue-3-a-comprehensive-guide-to-building-modern-web-applications-5d1p)

**10. Mastering Vue 3 - Part 10 [Animation in Vue 3]**

[11. Mastering Vue 3 - Part 11 [State Management with Pinia]](https://dev.to/hanytaha61/mastering-vue-3-a-comprehensive-guide-to-building-modern-web-applications-53gh)

[12. Mastering Vue 3 - Part 12 [Teleport in Vue 3]]
(https://dev.to/hanytaha61/mastering-vue-3-a-comprehensive-guide-to-building-modern-web-applications-5h64)

[13. Mastering Vue 3 - Part 13 [Working with API Calls ]](https://dev.to/hanytaha61/mastering-vue-3-a-comprehensive-guide-to-building-modern-web-applications-5h64)

[14. Mastering Vue 3 - Part 14 [Forms and Form Validation ]](https://dev.to/hanytaha61/mastering-vue-3-a-comprehensive-guide-to-building-modern-web-applications-4bhi)

---
## Animation in Vue 3
In Vue 3, you can add animations to your application using the built-in transition system called "Transition" and the "TransitionGroup" component. These features allow you to apply various animations when elements are added, updated, or removed from the DOM.

**1- Adding Animations with Transition:**
The "Transition" component is used to animate elements when they are added, updated, or removed from the DOM. Here's an example of how to use it:

```vue
<transition name="fade">
  <div v-if="show" class="box"></div>
</transition>
```

In this example, the "fade" class will be added to the `<div>` element when it is inserted or removed from the DOM. You can define the animation styles for the "fade" class in your CSS.

**2- Defining Transition Styles:**
To define the animation styles for the transition classes, you can use CSS or CSS frameworks like Tailwind CSS or Bootstrap. Here's an example of how to define a fade animation using CSS:

```css
.fade-enter-active,
.fade-leave-active {
  transition: opacity 0.5s;
}

.fade-enter-from,
.fade-leave-to {
  opacity: 0;
}
```

In this example, the "fade-enter-active" and "fade-leave-active" classes define the transition properties, while the "fade-enter-from" and "fade-leave-to" classes define the initial and final states of the animation.

**3- Adding Transition Modes:**
The "Transition" component supports different modes that determine how elements are animated. The available modes are "in-out", "out-in", and the default mode. Here's an example of using the "in-out" mode:

```vue
<transition name="fade" mode="out-in">
  <div v-if="show" class="box"></div>
</transition>
```

In this example, the "mode" attribute is set to "out-in", which means that the current element will animate out first, and then the new element will animate in.

**4- Using Transition Events:**
The "Transition" component provides several events that you can use to trigger actions during the animation lifecycle. The available events are "before-enter", "enter", "after-enter", "before-leave", "leave", and "after-leave". Here's an example of using the "enter" event:

```vue
<transition name="fade" @enter="onEnter">
  <div v-if="show" class="box"></div>
</transition>
```

In this example, the "onEnter" method will be called when the element enters the DOM.

**5- Animating Lists with TransitionGroup:**
The "TransitionGroup" component is used to animate lists of items. It works similarly to the "Transition" component but applies the animations to each item in the list. Here's an example of using "TransitionGroup":

```vue
<transition-group name="list" tag="ul">
  <li v-for="item in items" :key="item.id" class="list-item">{{ item.text }}</li>
</transition-group>
```

In this example, the "list" class will be applied to each list item when they are added, updated, or removed from the list.

**Conclusion:**
Vue 3 provides a powerful transition system that allows you to add animations to your application with ease. By using the "Transition" component and the "TransitionGroup" component, you can apply animations to individual elements or lists. You can define the animation styles using CSS and utilize the available transition modes and events to create dynamic and engaging user experiences. Experiment with different animations and explore the Vue 3 documentation for more advanced animation techniques and options. Happy animating!