v-bind, v-if, v-show and v-for.
✍️ 3 exercises + code challenge in this lessonDirectives are special attributes that start with v-:
v-bind:src="url" or the shorthand :src="url": bind an attribute.v-if / v-else-if / v-else: add or remove elements.v-show: toggle visibility with CSS.v-for="item in items": repeat an element; give each a :key.Mastering Vue Directives helps you write clean and reliable Vue.js code. Follow standard conventions, test edge cases, and keep logic simple. Try running the code example below and complete the exercises to build confidence.
<script src="https://unpkg.com/vue@3.5.12/dist/vue.global.prod.js"></script>
<div id="app">
<img :src="logo" alt="Vue logo" width="60">
<p v-if="score >= 50">Passed with {{ score }}</p>
<p v-else>Failed</p>
<ul>
<li v-for="lang in langs" :key="lang">{{ lang }}</li>
</ul>
</div>
<script>
Vue.createApp({
data() {
return { logo: "https://vuejs.org/images/logo.png", score: 72, langs: ["HTML", "CSS", "Vue"] };
}
}).mount("#app");
</script>Check what you learned in “Vue Directives”.
Repeat the <li> for every item.
<li ="item in items" :key="item">{{ item }}</li>
What is the shorthand for v-bind:href?
Render the colors array as <li> items with v-for.
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