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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="ie=edfe">
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<script src="https://unpkg.com/vue@3.3.4/dist/vue.global.js"></script>
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<title>v-bind</title>
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<style>
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.active{
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border: 1px solid red;
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}
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</style>
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</head>
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<body>
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<div id="app">
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<img v-bind:src="imgSrc" v-bind:title="imgTitle" alt="">
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<img :src="imgSrc" :class="isActive?'active':''" alt="">
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<img :src="imgSrc" :class="{active:!isActive}" alt="">
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</div>
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<script type="text/javascript">
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const App = {
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data() {
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return {
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imgSrc: "https://www.baidu.com/img/PCfb_5bf082d29588c07f842ccde3f97243ea.png",
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imgTitle: "百度一下下",
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isActive: true,
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}
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}
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}
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Vue.createApp(App).mount("#app")
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</script>
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</body>
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</html>
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