Vue Js Table Sort by Date

<!DOCTYPE html>
<html>
<head>
  <script src="https://unpkg.com/vue@3/dist/vue.global.js"></script>
</head>
<body>
  <h2>Vue js Table Sort by Date </h2>
  <div id="app">
    <table>
      <thead>
        <tr>
          <th>
            <button @click="sortTable">{{ sortBy }} {{ sortOrder === 'asc' ? '▲' : '▼' }}</button>
          </th>
        </tr>
      </thead>
      <tbody>
        <tr v-for="(item, index) in tableData" :key="index">
          <td>{{ item.date }}</td>
          <td>{{ item.name }}</td>
        </tr>
      </tbody>
    </table>
  </div>
 <script type="module">
    const app = Vue.createApp({
      data() {
        return {
          sortOrder: 'asc',
          sortBy: 'date',
          tableData: [
            { name: 'Andrew', date: '2022-02-10' },
            { name: 'David', date: '2022-03-01' },
            { name: 'John', date: '2022-01-15' },
            { name: 'Joe', date: '2023-01-15' }
          ]
        }
      },
      mounted() {
        this.sortTable()
      },
      methods: {
        sortTable() {
          this.sortOrder = this.sortOrder === 'asc' ? 'desc' : 'asc'

this.tableData.sort((a, b) => {
            const sortOrder = this.sortOrder === 'asc' ? 1 : -1
            const aValue = a[this.sortBy]
            const bValue = b[this.sortBy]

if (aValue > bValue) {
              return sortOrder
            } else if (aValue < bValue) {
              return -sortOrder
            } else {
              return 0
            }
          })
        }
      }
    });

app.mount("#app");
  </script>
  </script>
  <style scoped>
    table {
      border-collapse: collapse;
      width: 100%;
      max-width: 800px;
      margin: 0 auto;
    }

thead {
      background-color: #eee;
    }

th,
    td {
      padding: 8px;
      text-align: left;
    }

th {
      font-weight: bold;
    }

tbody tr:nth-child(even) {
      background-color: #f2f2f2;
    }

button {
      background-color: #4CAF50;
      border: none;
      color: white;
      padding: 8px 16px;
      text-align: center;
      text-decoration: none;
      display: inline-block;
      font-size: 16px;
      margin: 4px 2px;
      cursor: pointer;
    }

button:focus {
      outline: none;
    }

button:hover {
      background-color: #3e8e41;
    }

button:active {
      background-color: #3e8e41;
      transform: translateY(2px);
    }
  </style>

</body>

</html>