studying/School/프론트엔드개발/PJ/frontend/hello/practice2.html at master · hanseulhee/studying · GitHub

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<html>
  <head>
    <meta charset="utf-8" />
    <script src="https://unpkg.com/vue@next"></script>
    <style>
      div#app {
        padding: 30px;
        margin: 30px auto;
        width: 400px;
        border: 1px solid #ccc;
        box-shadow: 3px 3px 3px #aaa;
      }
      div#app div {
        margin-bottom: 20px;
      }
      label {
        display: block;
      }
      input[type="text"] {
        padding: 4px;
      }
    </style>
  </head>
  <body>
    <div id="app">
      <h1>성명</h1>
      <div><label>성</label> <input type="text" v-model="lastName" /></div>
      <div><label>이름</label> <input type="text" v-model="firstName" /></div>
      <hr />
      <div><span>{{fullName}}</span></div>
    </div>
    <script type="text/javascript">
      let app = {
        data() {
          return { lastName: "", firstName: "" };
        },
        computed: {
          fullName: {
            get() {
              return this.lastName + this.firstName;
            },
            set(value) {
              this.lastName = value - this.firstName;
            },
          },
        },
      };
      Vue.createApp(app).mount("#app");
    </script>
  </body>
</html>