本文例項為大家分享了實現簡單的購物車案例的具體程式碼，供大家參考，具體內容如下

程式碼：

<template>
  <div>
    <div>
      <span>手機: </span>
      <span>價格</span> <input type="number" v-model.number="phonePrice">
      <span> 數量 </span><input type="number" v-model.number="phoneCount">
      <span> 小計: </span><span>{{phoneTotal}}元</span>
    </div>
    <div>
      <span>電腦: </span>
      <span>價格</span> <input type="number" v-model.number="computerPrice">
      <span> 數量 </span><input type="number" v-model.number="computerCount">
      <span> 小計: </span><span>{{computerTotal}}元</span>
    </div>
    <div>
      <span>運費: </span><input type="number" v-model.number="freight"><span>元</span><br>
      <span>共計: {{total}}元</span>
      <p>優惠: {{discounts}}元</p>
      <p>應付: {{allPrice}}</p>
    </div>
  </div>
</template>

<scr
 
ipt>
export default {
  data () {
    return {
      phonePrice: '',// 手機單價
      phoneCount: '',// 手機數量
      computerPrice: '',// 電腦單價
      computerCount: '',// 電腦數量
      freight: '',// 運費
      discounts: ''
    }
  },computed: {
    phoneTotal () {
      return this.phonePricwww.cppcns.come * this.phoneCount
    },computerTotal () {
      return this.computerszXqMk
 
Price * this.computerCount
    },// 總價
    total () {
      return this.computerTotal + this.phoneTotal + this.freight
    },allPrice () {
      return this.total - this.discounts
    }
  },watch: {
    total: {
      depp: true,handler () {
        if (this.phoneTotal + this.computerTotal > 5000 && this.phoneTotal + this.computerTotal < 8000) {
          this.discounts = 100
        } else if (this.phoneTotal + this.computerTotal > 8000) {
          this.discouwww.cppcns.com
 
nts = 200
        }
      }
    }
  }
}
</script>

<style scoped lang='less'>
</style>

以上就是本文的全部內容，希望對大家的學習有所幫助，也希望大家多多支援我們。