TypeScript is a superset of JavaScript that adds static type checking to the language, while Vue.js is a progressive JavaScript framework for building user interfaces. Combining the two can provide additional benefits to your Vue.js projects, such as improved code quality and better tooling support.

Here's a quick tutorial on how to use TypeScript with Vue.js:


Step 1: Set up a Vue.js project

First, create a new Vue.js project using the Vue CLI. Open a terminal and enter the following commands:

npm install -g @vue/cli
vue create my-project
cd my-project


Step 2: Add TypeScript support

To add TypeScript support to your project, run the following command:

vue add @vue/typescript

This will install the necessary dependencies and configure your project to use TypeScript.


Step 3: Write TypeScript code

Now you can start writing TypeScript code in your Vue.js components. For example, create a new file called HelloWorld.ts in the src/components directory and add the following code:

<template>
  <div>
    <h1>Hello, {{ name }}!</h1>
  </div>
</template>

<script lang="ts">
  import { Vue, Component } from 'vue-property-decorator';

  @Component
  export default class HelloWorld extends Vue {
    name: string = 'World';
  }
</script>


Step 4: Use the component

To use the HelloWorld component in your app, open App.vue and add the following code:

<template>
  <div id="app">
    <HelloWorld />
  </div>
</template>

<script lang="ts">
  import { Vue, Component } from 'vue-property-decorator';
  import HelloWorld from '@/components/HelloWorld.ts';

  @Component({
    components: {
      HelloWorld
    }
  })
  export default class App extends Vue {}
</script>


Step 5: Run the app

You can now run your Vue.js app using the following command:

npm run serve

This will start a development server and open your app in a browser.

That's it! You've successfully set up a Vue.js project with TypeScript and created a component using TypeScript. Keep in mind that this is just a basic example, and there are many more advanced features you can use with TypeScript and Vue.js.