Learn How to Use String in Vue 3 with TypeScript

In this tutorial, we’ll explore how to use strings in Vue 3 with TypeScript.

1. In Vue 3 with TypeScript, you can define a string variable like this:

Vue
<template>
    <div>
        <p>The value of the string is: {{ message }}</p>
    </div>
</template>

<script setup lang="ts">
let message: string = "Hello, world!"
</script>
String in Vue 3 with TypeScript

2. In Vue 3 options API with TypeScript, you can define a string variable like this:

Vue
<template>
  <div>
    <p>My name is: {{ message1 }}</p>
    <p>My dog name is: {{ message2 }}</p>
  </div>
</template>
  
<script lang="ts">
import { defineComponent } from 'vue'

export default defineComponent({
  data() {
    return {
      message1: "Webvees",
      message2: "rockey"
    }
  }
})
</script>
options API with TypeScript, string

3. Vue 3 with TypeScript, you can define a string variable using the ref function like this:

Vue
<template>
    <div>
        <p>The value of the string is: {{ message }}</p>
    </div>
</template>
  
<script setup lang="ts">
import { ref } from 'vue'

const message = ref<string>("Hello, world!")
</script>

4. Vue 3 with TypeScript using string with function.

Vue
<template>
    <div>
      <p>The value of the string is: {{ message }}</p>
      <p>The length of the string is: {{ getStringLength(message) }}</p>
    </div>
  </template>
  
  <script setup lang="ts">
  import { ref } from 'vue'
  
  const message = ref<string>("Hello, world!")
  
  function getStringLength(str: string) {
    return str.length
  }
  </script>
Javed sheikh

Hello there! I’m Javed Sheikh, a frontend developer with a passion for crafting seamless user experiences. With expertise in JavaScript frameworks like Vue.js, Svelte, and React, I bring creativity and innovation to every project I undertake. From building dynamic web applications to optimizing user interfaces,

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