详解vue父子组件间传值(props)

<template>

  <div>

    <div>{{message}}(子组件)</div>

  </div>

</template>

<script>

export default {

  props: {

    message: String //定义传值的类型<br>  }

}

</script>

<style>

</style> 

<template>

  <div>

    <div>父组件</div>

    <child :message="parentMsg"></child>  

  </div>

</template>

 

<script>

 

import child from './child' //引入child组件

export default {

  data() {

      return {

        parentMsg: 'a message from parent' //在data中定义需要传入的值

      }

    },

    components: {

      child

    }

}

</script>

<style>

</style>