<head> <script src="https://unpkg.com/vue"></script> <script src="https://d3js.org/d3.v4.min.js"></script> </head> <body> <div id="vue"> <svg id="circle-002" :width="width" :height="height" style="border: 1px dotted"></svg> <div>r: {{ r }}</div> <div><input type="range" v-model="r" min="1" max="150" step="1"></div> </div> <script> new Vue({ el: '#vue', data: { width: 800, height: 500, r: 75 }, mou
