Vue

by jinam yu

HTML

<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css">
<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
<div id="app">
  <form class="p-4">
    <div class="form-group">
      <label for="exampleInputEmail1">Mac 주소를 입력해 보세요.</label>
      <input type="text" class="form-control" :class="(output)?'is-valid':'is-invalid'" v-model="mac" />
    </div>
  </form>
</div>

CSS

html, body {
  background-color: #f8f9fa;
}

Vue

new Vue({
  el: "#app",
  data: {
    mac: "AA:BB:8c:DD:12:FF",
  },
  computed: {
    output() {
      return /^([0-9a-fA-F]{2}[:.-]?){5}[0-9a-fA-F]{2}$/g.test(this.mac);
    }
  },
  methods: {},
  mounted() {}
})