自定义组件支持双向绑定的实现

<template>
    <div>
        <input class="commafy-input__inner" v-bind:value="value" v-on:input=$emit(‘input‘, $event.target.value)""></input>
    </div>
</template>

<script>
export default {
    name: ‘customer-input‘,
    model: {
        prop: ‘value‘,
        event: ‘input‘
    },
    props: {
        value: {
            type: String,
            default: ‘‘
        }
    }
}
</script>

<style scoped>
. customer-input__inner {
    background-color: #fff;
    background-image: none;
    border-radius: 4px;
    border: 1px solid #dcdfe6;
    box-sizing: border-box;
    color: #606266;
    display: inline-block;
    font-size: inherit;
    height: 32px;
    line-height: 32px;
    padding: 0 15px;
    transition: border-color .2s cubic-bezier(.645,.045,.355,1);
    width: 100%;
}
</style>

<template>
   <div>
      <customer-input v-model="value" />
   </div>
</template>

<script>
import CustomerInput from ‘CustomerInput.vue‘ // 或者 import CustomerInput from ‘CustomerInput‘
export default{
   // 第一种写法
   components: {
        CustomerInput
   }
   // 第二种写法
   //components: {
   //     ‘customer-input‘: CustomerInput
   //}
   data() {
      return {
          value: ‘‘
      }
   }
}
</script>

<style>
</style>