Introduction to Single File Components

Single File Components (SFCs) are a powerful feature in Vue.js that allows you to encapsulate your component's template, script, and styles in a single file. This approach provides a clear and organized way to structure your Vue.js application. In this guide, we'll explore how to use Single File Components effectively to build structured and maintainable Vue applications.

Creating a Single File Component

To create a Single File Component, you need to have Node.js and npm (Node Package Manager) installed. Here's an example of how to create a basic Vue Single File Component:

<!-- HelloWorld.vue -->
<h1>{{ message }}</h1>
export default {
data() {
return {
message: 'Hello, Vue!'
<style scoped>
h1 {
color: blue;

In this example, we have created a Single File Component named "HelloWorld.vue" with a template, script, and scoped styles. The `scoped` attribute ensures that the styles only apply to this component.

Using Single File Components

To use a Single File Component in your Vue application, you can import it and include it in your Vue instance. Here's an example:

<!-- main.js -->
import Vue from 'vue';
import HelloWorld from './HelloWorld.vue';
new Vue({
el: '#app',
render: h => h(HelloWorld)

In this example, we import the "HelloWorld" component and render it within the Vue instance.


Vue.js Single File Components are a powerful way to structure your Vue applications, making them more organized and maintainable. With SFCs, you can encapsulate your component's logic, template, and styles in a single file, making your codebase more modular and efficient.