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template-syntax

Template syntax

Last reviewed May 28, 2026 Content v20260528
Track mode
client_vue
Means
In-browser Vue TS
Reading
~2 min
Level
beginner

This lesson

This lesson teaches Template syntax: the concepts, APIs, and habits you need before advancing in Vue.

Without Template syntax, you will struggle to read or extend Vue codebases and playground exercises.

You will apply Template syntax in contexts like: Greenfield SPAs, dashboards, design systems, and full-stack apps that pair Vue with PHP or Node APIs.

Write TypeScript, click Run—Vue 3 loads from CDN with the template compiler, mountApp shows UI in #app, and printOutput feeds the terminal.

When you can explain the previous lesson's ideas without copying starter code.

Vue templates are valid HTML extended with Vue-specific syntax. They compile to render functions under the hood—you rarely write render functions by hand while learning.

Template basics

  • One root element per template (or use a fragment wrapper in SFCs—in this playground, wrap siblings in a <div>).
  • Bind dynamic attributes with v-bind or the shorthand : — e.g. :href="url".
  • Listen to DOM events with v-on or @ — e.g. @click="handler".
  • Embed JavaScript expressions inside {{ mustaches }} — not statements like if or for.

Templates vs JSX (React)

If you know React, JSX puts markup inside JavaScript. Vue templates keep markup in HTML-like strings with directives—a style many designers and backend developers find approachable.

<p>{{ message }}</p>
<button :disabled="isBusy" @click="save">Save</button>

Self-check

  1. What is the shorthand for v-bind:href?
  2. Can you put a for loop inside {{ }}?

Challenge

Hello template

  1. Change the greeting text inside the paragraph.
  2. Add a second paragraph with {{ new Date().getFullYear() }}.
  3. Click Run and confirm the preview updates.

Done when: the preview shows your greeting and the current year.

Tip: Template strings in the playground use backticks—escape nested backticks or use concatenation when embedding dynamic HTML fragments.

Interview prep

How do templates relate to setup()?

setup() returns data and functions; the template binds to those bindings with mustache and directives like v-if and v-for.

Interview tip Lesson completion confidence

Can you explain this lesson in 30 seconds without reading notes?

Not saved yet.

Playground

Runs in your browser in a sandboxed frame. Backend runners appear when this track’s profile allows them.

Check yourself

Multiple choice — immediate feedback.

Discussion

Past discussion is visible to everyone. Only logged-in users can post comments and replies.

Starter discussion topics

  • Mustache vs v-html?
  • One root element rule?

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