vue获取系统默认的年月日

<template>
  <div class="container">
    <div>当前系统时间：{{ dateTime }}</div>
  </div>
</template>
<script>
export default {
  data() {
    return {
      dateTime: "",
    };
  },
  created() {
    this.Date();
  },
  methods: {
    //获取当前年月日
    Date() {
      const nowDate = new Date();
      const date = {
        year: nowDate.getFullYear(),
        month: nowDate.getMonth() + 1,
        date: nowDate.getDate(),
      };
      const newmonth = date.month > 10 ? date.month : "0" + date.month;
      const day = date.date > 10 ? date.date : "0" + date.date;    
      this.dateTime = date.year + "-" + newmonth + "-" + day;
    },
  },
};
</script>