vue中input輸入框觸發功能父子組件傳值

子組件：

<template>
  <div class="inputTip">
    <el-input v-model="currentValue" @input="childClick"></el-input>
    <el-tooltip class="item" effect="dark" :content="msg" placement="top">
      <i class="el-icon-warning-outline"></i>
    </el-tooltip>
  </div>
</template>

<script>
export default {
  name: 'inputTip',
  props: {
    msg: String
  },
  data () {
    return {
      currentValue: ''
    }
  },
  methods: {
    childClick () {
      this.$emit('inputHandle', this.currentValue)
    }
  }
}
</script>

父組件：

<template>
  <div class="userAdd">
    <el-form>
      <el-form-item label="活動名稱">
        <input-tip :msg="msg" @inputHandle="inputHandle"></input-tip>
      </el-form-item>
    </el-form>
  </div>
</template>

<script>
import InputTip from '../../../components/inputTip'
export default {
  name: 'userAdd',
  components: {InputTip},
  data () {
    return {
      msg: '提示信息',
      selectVal: ''
    }
  },
  methods: {
    inputHandle (val) {
      this.selectVal = val
    }
  }
}
</script>