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<html><script src="https://cdn.jsdelivr.net/npm/vue@2.6.14/dist/vue.js"></script><body><h2>Vue.js</h2><div id="app"> {{ message }}</div><p><button onclick="myFunction()">Click Me!</button></p><script>var myObject = new Vue({ el: '#app', data: {message: 'Hello Vue!'}})function myFunction() { myObject.message = "John Doe";}</script></body></html>