Comment transmettre la valeur de la date au backend dans vue

<template>
  <div>
    {{ date | format('YYYY-MM-DD') }}
  </div>
</template>

<script>
export default {
  data() {
    return {
      date: '2021-09-01'
    }
  },
  filters: {
    format(value, formatStr) {
      return moment(value).format(formatStr)
    }
  }
}
</script>

<template>
  <div>
    <input type="date" v-model="date">
    <button @click="search">查询</button>
  </div>
</template>

<script>
export default {
  data() {
    return {
      date: ''
    }
  },
  methods: {
    search() {
      const url = `/user?date=${this.date}`
      // axios发送GET请求
    }
  }
}
</script>

<template>
  <div>
    <input type="date" v-model="birthday">
    <button @click="save">保存</button>
  </div>
</template>

<script>
export default {
  data() {
    return {
      birthday: ''
    }
  },
  methods: {
    save() {
      const params = {
        name: '张三',
        gender: '男',
        birthday: this.birthday
      }
      // axios发送POST请求
    }
  }
}
</script>

<template>
  <div>
    <form @submit.prevent="submitForm">
      <label>姓名</label>
      <input type="text" v-model="name">
      <label>生日</label>
      <input type="date" v-model="birthday">
      <button type="submit">提交</button>
    </form>
  </div>
</template>

<script>
export default {
  data() {
    return {
      name: '',
      birthday: ''
    }
  },
  methods: {
    submitForm() {
      const formData = new FormData()
      formData.append('name', this.name)
      formData.append('birthday', this.birthday)
      // axios发送POST请求
    }
  }
}
</script>