import Vue from 'vue'

const component = {
  props: ['value'],
  template: `
    <div>
      <input type="text" @input="handleInput" :value="value">
    </div>
  `,
  data () {
    return {
    }
  },
  methods: {
    handleInput (e) {
      this.$emit('input', e.target.value)
    }
  }
}

new Vue({
  components: {
    CompOne: component
  },
  el: '#root',
  template: `
    <div>
      <comp-one :value1="value" @input="value = arguments[0]"></comp-one>
    </div>
  `,
  data () {
    return {
      value: '123'
    }
  }
})